Home / 167,726.43-231,466.82-91,250.28

Finding the Fourth Proportional to 167,726.43, 231,466.82 and 91,250.28

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Solution

The fourth proportional to 167,726.43, 231,466.82 and 91,250.28 is: 125,927.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,726.43 : 231,466.82 = 91,250.28 : x
  2. Step 2: Convert to fraction form
    167,726.43/231,466.82 = 91,250.28/x
  3. Step 3: Cross multiply
    167,726.43x = 231,466.82 × 91,250.28
  4. Step 4: Simplify right side
    167,726.43x = 21,121,411,679.46
  5. Step 5: Solve for x
    x = 21,121,411,679.46/167,726.43
  6. Step 6: Final answer
    x = 125,927.75

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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.