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Finding the Fourth Proportional to 44,691.93, 67,045.17 and 13,519.89

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Solution

The fourth proportional to 44,691.93, 67,045.17 and 13,519.89 is: 20,282.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,691.93 : 67,045.17 = 13,519.89 : x
  2. Step 2: Convert to fraction form
    44,691.93/67,045.17 = 13,519.89/x
  3. Step 3: Cross multiply
    44,691.93x = 67,045.17 × 13,519.89
  4. Step 4: Simplify right side
    44,691.93x = 906,443,323.43
  5. Step 5: Solve for x
    x = 906,443,323.43/44,691.93
  6. Step 6: Final answer
    x = 20,282.04

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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.