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Finding the Fourth Proportional to 167,600.43, 251,400.03 and 67,759.43

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Solution

The fourth proportional to 167,600.43, 251,400.03 and 67,759.43 is: 101,638.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,600.43 : 251,400.03 = 67,759.43 : x
  2. Step 2: Convert to fraction form
    167,600.43/251,400.03 = 67,759.43/x
  3. Step 3: Cross multiply
    167,600.43x = 251,400.03 × 67,759.43
  4. Step 4: Simplify right side
    167,600.43x = 17,034,721,477.78
  5. Step 5: Solve for x
    x = 17,034,721,477.78/167,600.43
  6. Step 6: Final answer
    x = 101,638.89

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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.