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Finding the Fourth Proportional to 71,488.48, 107,167.10 and 24,708.56

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Solution

The fourth proportional to 71,488.48, 107,167.10 and 24,708.56 is: 37,040.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,488.48 : 107,167.10 = 24,708.56 : x
  2. Step 2: Convert to fraction form
    71,488.48/107,167.10 = 24,708.56/x
  3. Step 3: Cross multiply
    71,488.48x = 107,167.10 × 24,708.56
  4. Step 4: Simplify right side
    71,488.48x = 2,647,944,720.38
  5. Step 5: Solve for x
    x = 2,647,944,720.38/71,488.48
  6. Step 6: Final answer
    x = 37,040.16

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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.