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Finding the Fourth Proportional to 40,167.80, 60,251.70 and 29,799.80

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Solution

The fourth proportional to 40,167.80, 60,251.70 and 29,799.80 is: 44,699.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,167.80 : 60,251.70 = 29,799.80 : x
  2. Step 2: Convert to fraction form
    40,167.80/60,251.70 = 29,799.80/x
  3. Step 3: Cross multiply
    40,167.80x = 60,251.70 × 29,799.80
  4. Step 4: Simplify right side
    40,167.80x = 1,795,488,609.66
  5. Step 5: Solve for x
    x = 1,795,488,609.66/40,167.80
  6. Step 6: Final answer
    x = 44,699.70

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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.