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Finding the Fourth Proportional to 50,613.92, 69,842.04 and 29,397.68

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Solution

The fourth proportional to 50,613.92, 69,842.04 and 29,397.68 is: 40,565.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,613.92 : 69,842.04 = 29,397.68 : x
  2. Step 2: Convert to fraction form
    50,613.92/69,842.04 = 29,397.68/x
  3. Step 3: Cross multiply
    50,613.92x = 69,842.04 × 29,397.68
  4. Step 4: Simplify right side
    50,613.92x = 2,053,193,942.47
  5. Step 5: Solve for x
    x = 2,053,193,942.47/50,613.92
  6. Step 6: Final answer
    x = 40,565.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.