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Finding the Fourth Proportional to 71,496.78, 107,245.17 and 24,749.66

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Solution

The fourth proportional to 71,496.78, 107,245.17 and 24,749.66 is: 37,124.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,496.78 : 107,245.17 = 24,749.66 : x
  2. Step 2: Convert to fraction form
    71,496.78/107,245.17 = 24,749.66/x
  3. Step 3: Cross multiply
    71,496.78x = 107,245.17 × 24,749.66
  4. Step 4: Simplify right side
    71,496.78x = 2,654,280,957.92
  5. Step 5: Solve for x
    x = 2,654,280,957.92/71,496.78
  6. Step 6: Final answer
    x = 37,124.48

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1.5x scale

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.