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Finding the Fourth Proportional to 61,408.80, 92,115.09 and 23,967.36

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Solution

The fourth proportional to 61,408.80, 92,115.09 and 23,967.36 is: 35,951.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,408.80 : 92,115.09 = 23,967.36 : x
  2. Step 2: Convert to fraction form
    61,408.80/92,115.09 = 23,967.36/x
  3. Step 3: Cross multiply
    61,408.80x = 92,115.09 × 23,967.36
  4. Step 4: Simplify right side
    61,408.80x = 2,207,755,523.46
  5. Step 5: Solve for x
    x = 2,207,755,523.46/61,408.80
  6. Step 6: Final answer
    x = 35,951.78

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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.