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Finding the Fourth Proportional to 41,691.52, 62,537.28 and 14,008.96

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Solution

The fourth proportional to 41,691.52, 62,537.28 and 14,008.96 is: 21,013.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,691.52 : 62,537.28 = 14,008.96 : x
  2. Step 2: Convert to fraction form
    41,691.52/62,537.28 = 14,008.96/x
  3. Step 3: Cross multiply
    41,691.52x = 62,537.28 × 14,008.96
  4. Step 4: Simplify right side
    41,691.52x = 876,082,254.03
  5. Step 5: Solve for x
    x = 876,082,254.03/41,691.52
  6. Step 6: Final answer
    x = 21,013.44

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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.