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Finding the Fourth Proportional to 167,241.09, 250,899.90 and 72,487.14

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Solution

The fourth proportional to 167,241.09, 250,899.90 and 72,487.14 is: 108,747.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,241.09 : 250,899.90 = 72,487.14 : x
  2. Step 2: Convert to fraction form
    167,241.09/250,899.90 = 72,487.14/x
  3. Step 3: Cross multiply
    167,241.09x = 250,899.90 × 72,487.14
  4. Step 4: Simplify right side
    167,241.09x = 18,187,016,177.29
  5. Step 5: Solve for x
    x = 18,187,016,177.29/167,241.09
  6. Step 6: Final answer
    x = 108,747.30

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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.