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Finding the Fourth Proportional to 67,634.72, 101,380.44 and 25,496.54

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Solution

The fourth proportional to 67,634.72, 101,380.44 and 25,496.54 is: 38,217.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,634.72 : 101,380.44 = 25,496.54 : x
  2. Step 2: Convert to fraction form
    67,634.72/101,380.44 = 25,496.54/x
  3. Step 3: Cross multiply
    67,634.72x = 101,380.44 × 25,496.54
  4. Step 4: Simplify right side
    67,634.72x = 2,584,850,443.68
  5. Step 5: Solve for x
    x = 2,584,850,443.68/67,634.72
  6. Step 6: Final answer
    x = 38,217.80

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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.