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Finding the Fourth Proportional to 71,729.44, 107,594.70 and 24,982.20

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Solution

The fourth proportional to 71,729.44, 107,594.70 and 24,982.20 is: 37,473.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,729.44 : 107,594.70 = 24,982.20 : x
  2. Step 2: Convert to fraction form
    71,729.44/107,594.70 = 24,982.20/x
  3. Step 3: Cross multiply
    71,729.44x = 107,594.70 × 24,982.20
  4. Step 4: Simplify right side
    71,729.44x = 2,687,952,314.34
  5. Step 5: Solve for x
    x = 2,687,952,314.34/71,729.44
  6. Step 6: Final answer
    x = 37,473.49

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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.