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Finding the Fourth Proportional to 67,700.82, 101,479.22 and 25,562.97

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Solution

The fourth proportional to 67,700.82, 101,479.22 and 25,562.97 is: 38,317.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,700.82 : 101,479.22 = 25,562.97 : x
  2. Step 2: Convert to fraction form
    67,700.82/101,479.22 = 25,562.97/x
  3. Step 3: Cross multiply
    67,700.82x = 101,479.22 × 25,562.97
  4. Step 4: Simplify right side
    67,700.82x = 2,594,110,128.67
  5. Step 5: Solve for x
    x = 2,594,110,128.67/67,700.82
  6. Step 6: Final answer
    x = 38,317.26

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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.