Home / 167,945.58-231,760.17-91,462.95

Finding the Fourth Proportional to 167,945.58, 231,760.17 and 91,462.95

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Solution

The fourth proportional to 167,945.58, 231,760.17 and 91,462.95 is: 126,216.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,945.58 : 231,760.17 = 91,462.95 : x
  2. Step 2: Convert to fraction form
    167,945.58/231,760.17 = 91,462.95/x
  3. Step 3: Cross multiply
    167,945.58x = 231,760.17 × 91,462.95
  4. Step 4: Simplify right side
    167,945.58x = 21,197,468,840.70
  5. Step 5: Solve for x
    x = 21,197,468,840.70/167,945.58
  6. Step 6: Final answer
    x = 126,216.29

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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.