4. A swather for mowing hay costs $125000 at the present time. You can eam a net return of $27,000 at the end of year 1,$29,000 at the end of year 2,\$31,000 at the end of year 3 , and $32,000 at the end of year 4 . The equipenent will be worth $47000 when you are done using it at the end of year 4. Calculate the net present value of the mill using a discount rate of 8%