PV – OA = ($71,000)(PVF – OA4, 10%)
PV – OA = $61,000 (PVF – OA10-4, 10%)
PV – OA = $167,000 (PVF – OA25–10, 10%)
PV – OA = $73,000 (PVF – OA40–25, 10%)
PV – OA = ($71,000)(3.16987)
PV – OA = $61,000 (6.14457 – 3.16987)
PV – OA = $167,000 (9.07704–6.14457)
PV – OA = $73,000 (9.77905 – 9.07704)
PV – OA = $61,000 (2.97470)
PV – OA = $167,000 (2.93247)
PV – OA = $73,000 (0.70201)