Home / 167,691.45-231,447.06-96,119.40

Finding the Fourth Proportional to 167,691.45, 231,447.06 and 96,119.40

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Solution

The fourth proportional to 167,691.45, 231,447.06 and 96,119.40 is: 132,663.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,691.45 : 231,447.06 = 96,119.40 : x
  2. Step 2: Convert to fraction form
    167,691.45/231,447.06 = 96,119.40/x
  3. Step 3: Cross multiply
    167,691.45x = 231,447.06 × 96,119.40
  4. Step 4: Simplify right side
    167,691.45x = 22,246,552,538.96
  5. Step 5: Solve for x
    x = 22,246,552,538.96/167,691.45
  6. Step 6: Final answer
    x = 132,663.61

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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.