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Finding the Fourth Proportional to 71,371.09, 107,063.91 and 24,617.89

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Solution

The fourth proportional to 71,371.09, 107,063.91 and 24,617.89 is: 36,929.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,371.09 : 107,063.91 = 24,617.89 : x
  2. Step 2: Convert to fraction form
    71,371.09/107,063.91 = 24,617.89/x
  3. Step 3: Cross multiply
    71,371.09x = 107,063.91 × 24,617.89
  4. Step 4: Simplify right side
    71,371.09x = 2,635,687,559.35
  5. Step 5: Solve for x
    x = 2,635,687,559.35/71,371.09
  6. Step 6: Final answer
    x = 36,929.34

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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.