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Finding the Fourth Proportional to 95,149.08, 131,299.11 and 52,704

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Solution

The fourth proportional to 95,149.08, 131,299.11 and 52,704 is: 72,727.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,149.08 : 131,299.11 = 52,704 : x
  2. Step 2: Convert to fraction form
    95,149.08/131,299.11 = 52,704/x
  3. Step 3: Cross multiply
    95,149.08x = 131,299.11 × 52,704
  4. Step 4: Simplify right side
    95,149.08x = 6,919,988,293.44
  5. Step 5: Solve for x
    x = 6,919,988,293.44/95,149.08
  6. Step 6: Final answer
    x = 72,727.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.