a new molding machine is expected to produce operating cash flows of $109,000 a year for 4 years. at the beginning of the project, inventory will decrease by $8,700, accounts receivables will increase by $9,500, and accounts payable will decrease by $5,200. all net working capital will be recovered at the end of the project. the initial cost of the molding machine is $319,000. the equipment will be depreciated straight-line to a zero book value over the life of the project. no bonus depreciation will be taken. the equipment will be salvaged at the end of the project creating an aftertax cash inflow of $51,600. what is the net present value of this project given a required return of 14.2 percent?