Home / 167,781.40-231,543.82-96,174.96

Finding the Fourth Proportional to 167,781.40, 231,543.82 and 96,174.96

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Solution

The fourth proportional to 167,781.40, 231,543.82 and 96,174.96 is: 132,724.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,781.40 : 231,543.82 = 96,174.96 : x
  2. Step 2: Convert to fraction form
    167,781.40/231,543.82 = 96,174.96/x
  3. Step 3: Cross multiply
    167,781.40x = 231,543.82 × 96,174.96
  4. Step 4: Simplify right side
    167,781.40x = 22,268,717,626.75
  5. Step 5: Solve for x
    x = 22,268,717,626.75/167,781.40
  6. Step 6: Final answer
    x = 132,724.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.