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Finding the Fourth Proportional to 94,930.92, 131,000.49 and 52,488.54

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Solution

The fourth proportional to 94,930.92, 131,000.49 and 52,488.54 is: 72,431.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,930.92 : 131,000.49 = 52,488.54 : x
  2. Step 2: Convert to fraction form
    94,930.92/131,000.49 = 52,488.54/x
  3. Step 3: Cross multiply
    94,930.92x = 131,000.49 × 52,488.54
  4. Step 4: Simplify right side
    94,930.92x = 6,876,024,459.38
  5. Step 5: Solve for x
    x = 6,876,024,459.38/94,930.92
  6. Step 6: Final answer
    x = 72,431.87

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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.