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Finding the Fourth Proportional to 167,892.67, 251,839.05 and 55,542.70

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Solution

The fourth proportional to 167,892.67, 251,839.05 and 55,542.70 is: 83,314.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,892.67 : 251,839.05 = 55,542.70 : x
  2. Step 2: Convert to fraction form
    167,892.67/251,839.05 = 55,542.70/x
  3. Step 3: Cross multiply
    167,892.67x = 251,839.05 × 55,542.70
  4. Step 4: Simplify right side
    167,892.67x = 13,987,820,802.44
  5. Step 5: Solve for x
    x = 13,987,820,802.44/167,892.67
  6. Step 6: Final answer
    x = 83,314.06

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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.