Buffalo Home Improvement Company installs replacement siding, windows, and louvered glass doors for single-family homes and condominium complexes. The company is in the process of preparing its annual financial statements for the fiscal year ended May 31, 2017. Jim Alcide, controller for Buffalo, has gathered the following data concerning inventory. At May 31, 2017, the balance in Buffalo's Raw Materials Inventory account was $489,600, and Allowance to Reduce Inventory to NRV had a credit balance of $27,280. Alcide summarized the relevant inventory cost and market data at May 31, 2017, in the schedule below. Alcide assigned Patricia Devereaux, an intern from a local college, the task of calculating the amount that should appear on Buffalo's May 31, 2017, financial statements for inventory under the LCNRV rule as applied to each item in inventory. Devereaux expressed concern over departing from the historical cost principle. Aluminum siding Cedar shake siding Louvered glass doors Thermal windows Total Cost $84,000 103,200 134,400 168,000 $489,600 Sales Price $76,800 112,800 223,680 185,760 $599,040 Net Realizable Value $67,200 101,760 201,960 168,000 $538,920 (a) Determine the proper balance in Allowance to Reduce Inventory to NRV at May 31, 2017 Balance in the Allowance to Reduce Inventory to NRV