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Finding the Fourth Proportional to 95,097.78, 131,234.88 and 52,659

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Solution

The fourth proportional to 95,097.78, 131,234.88 and 52,659 is: 72,669.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,097.78 : 131,234.88 = 52,659 : x
  2. Step 2: Convert to fraction form
    95,097.78/131,234.88 = 52,659/x
  3. Step 3: Cross multiply
    95,097.78x = 131,234.88 × 52,659
  4. Step 4: Simplify right side
    95,097.78x = 6,910,697,545.92
  5. Step 5: Solve for x
    x = 6,910,697,545.92/95,097.78
  6. Step 6: Final answer
    x = 72,669.39

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1.5x scale

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.