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Finding the Fourth Proportional to 67,425.49, 101,151.24 and 25,869.25

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Solution

The fourth proportional to 67,425.49, 101,151.24 and 25,869.25 is: 38,808.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,425.49 : 101,151.24 = 25,869.25 : x
  2. Step 2: Convert to fraction form
    67,425.49/101,151.24 = 25,869.25/x
  3. Step 3: Cross multiply
    67,425.49x = 101,151.24 × 25,869.25
  4. Step 4: Simplify right side
    67,425.49x = 2,616,706,715.37
  5. Step 5: Solve for x
    x = 2,616,706,715.37/67,425.49
  6. Step 6: Final answer
    x = 38,808.86

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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.