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Finding the Fourth Proportional to 12,495.87, 18,755.96 and 5,926.50

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Solution

The fourth proportional to 12,495.87, 18,755.96 and 5,926.50 is: 8,895.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,495.87 : 18,755.96 = 5,926.50 : x
  2. Step 2: Convert to fraction form
    12,495.87/18,755.96 = 5,926.50/x
  3. Step 3: Cross multiply
    12,495.87x = 18,755.96 × 5,926.50
  4. Step 4: Simplify right side
    12,495.87x = 111,157,167.31
  5. Step 5: Solve for x
    x = 111,157,167.31/12,495.87
  6. Step 6: Final answer
    x = 8,895.51

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.