On Magnolia Bluff Department Stores' most recent balance sheet, the balance of its inventory at the beginning of the year was $20,000. At the end of the year, the inventory balance was $20,000. During that year, its cost of goods sold was $60,000. All purchases of inventory throughout the year were on account. What was the total of Magnolia Bluff's purchases during the year? Magnolia Bluff's total purchases during the year were