Why did we multiply 25000*1.15 in part (b) but we didnt have a multplication in part (a)?

valie LIFO 692,600 98,350 December December Instructions Calculate the index used for 2018 y rercreu e avove resuns Ea21L04) (Dollar-Value LIFO) The dollar-value LIFO method was adopted by Enya Corp.c tory on that date was $160,000. On December 31, 2017, the inventory at prices existing on that date amounted to $140,000. The price level at January 1, 2017, was 100, and the price level at December 31, 2017, was 112. January 1, 2017. Its inven- on Instructions (a) Compute the amount of the inventory at December 31, 2017, under the dollar-value LIFO method. (b) On December 31, 2018, the inventory at prices existing on that date was $172,500, and the price level the inventory on that date under the dollar-value LIFO method. was 115. Compute E&-22 104) D" re the lower costs. EXERCISE 8-21 (a) 12/31/17 inventory at 1/1/17 prices, $140,000+1.12 Inventory 1/1/17 Inventory decrease at base prices $125,000 160,000 $35,000 Inventory at 1/1/17 prices Less decrease at 1/1/17 prices Inventory 12/31/17 under dollar-value LIFO method $160,000 35,000 $125,000 12/31/18 inventory at base prices, $172,500 (b) 12/31/17 inventory at base prices Inventory increment at base prices 1.15 $150,000 125.000 $ 25,000 Inventory at 12/31/17 Increment added during 2018 at 12/31/18 prices, $25,000 X 1.15 Inventory 12/31/18 $125,000 28,750 $153,750