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Finding the Fourth Proportional to 37,609.50, 51,901.11 and 20,614.29

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Solution

The fourth proportional to 37,609.50, 51,901.11 and 20,614.29 is: 28,447.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,609.50 : 51,901.11 = 20,614.29 : x
  2. Step 2: Convert to fraction form
    37,609.50/51,901.11 = 20,614.29/x
  3. Step 3: Cross multiply
    37,609.50x = 51,901.11 × 20,614.29
  4. Step 4: Simplify right side
    37,609.50x = 1,069,904,532.86
  5. Step 5: Solve for x
    x = 1,069,904,532.86/37,609.50
  6. Step 6: Final answer
    x = 28,447.72

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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.