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Finding the Fourth Proportional to 167,539.20, 251,260.20 and 60,910.80

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Solution

The fourth proportional to 167,539.20, 251,260.20 and 60,910.80 is: 91,348.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,539.20 : 251,260.20 = 60,910.80 : x
  2. Step 2: Convert to fraction form
    167,539.20/251,260.20 = 60,910.80/x
  3. Step 3: Cross multiply
    167,539.20x = 251,260.20 × 60,910.80
  4. Step 4: Simplify right side
    167,539.20x = 15,304,459,790.16
  5. Step 5: Solve for x
    x = 15,304,459,790.16/167,539.20
  6. Step 6: Final answer
    x = 91,348.53

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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.