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Finding the Fourth Proportional to 71,654.40, 107,475.84 and 24,900.48

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Solution

The fourth proportional to 71,654.40, 107,475.84 and 24,900.48 is: 37,348.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,654.40 : 107,475.84 = 24,900.48 : x
  2. Step 2: Convert to fraction form
    71,654.40/107,475.84 = 24,900.48/x
  3. Step 3: Cross multiply
    71,654.40x = 107,475.84 × 24,900.48
  4. Step 4: Simplify right side
    71,654.40x = 2,676,200,004.40
  5. Step 5: Solve for x
    x = 2,676,200,004.40/71,654.40
  6. Step 6: Final answer
    x = 37,348.72

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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.