Home / 167,578.15-231,255.25-92,125.03

Finding the Fourth Proportional to 167,578.15, 231,255.25 and 92,125.03

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Solution

The fourth proportional to 167,578.15, 231,255.25 and 92,125.03 is: 127,131.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,578.15 : 231,255.25 = 92,125.03 : x
  2. Step 2: Convert to fraction form
    167,578.15/231,255.25 = 92,125.03/x
  3. Step 3: Cross multiply
    167,578.15x = 231,255.25 × 92,125.03
  4. Step 4: Simplify right side
    167,578.15x = 21,304,396,843.91
  5. Step 5: Solve for x
    x = 21,304,396,843.91/167,578.15
  6. Step 6: Final answer
    x = 127,131.11

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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.