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Finding the Fourth Proportional to 61,715.01, 92,572.55 and 14,967.88

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Solution

The fourth proportional to 61,715.01, 92,572.55 and 14,967.88 is: 22,451.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,715.01 : 92,572.55 = 14,967.88 : x
  2. Step 2: Convert to fraction form
    61,715.01/92,572.55 = 14,967.88/x
  3. Step 3: Cross multiply
    61,715.01x = 92,572.55 × 14,967.88
  4. Step 4: Simplify right side
    61,715.01x = 1,385,614,819.69
  5. Step 5: Solve for x
    x = 1,385,614,819.69/61,715.01
  6. Step 6: Final answer
    x = 22,451.83

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Why These Related Problems?

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