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Finding the Fourth Proportional to 15,034.56, 20,732.40 and 9,065.04

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Solution

The fourth proportional to 15,034.56, 20,732.40 and 9,065.04 is: 12,500.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,034.56 : 20,732.40 = 9,065.04 : x
  2. Step 2: Convert to fraction form
    15,034.56/20,732.40 = 9,065.04/x
  3. Step 3: Cross multiply
    15,034.56x = 20,732.40 × 9,065.04
  4. Step 4: Simplify right side
    15,034.56x = 187,940,035.30
  5. Step 5: Solve for x
    x = 187,940,035.30/15,034.56
  6. Step 6: Final answer
    x = 12,500.53

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.