Home / 167,462.57-231,100.97-90,983.18

Finding the Fourth Proportional to 167,462.57, 231,100.97 and 90,983.18

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Solution

The fourth proportional to 167,462.57, 231,100.97 and 90,983.18 is: 125,558.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,462.57 : 231,100.97 = 90,983.18 : x
  2. Step 2: Convert to fraction form
    167,462.57/231,100.97 = 90,983.18/x
  3. Step 3: Cross multiply
    167,462.57x = 231,100.97 × 90,983.18
  4. Step 4: Simplify right side
    167,462.57x = 21,026,299,974.58
  5. Step 5: Solve for x
    x = 21,026,299,974.58/167,462.57
  6. Step 6: Final answer
    x = 125,558.21

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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.