Home / 167,939.98-231,778.36-96,318.46

Finding the Fourth Proportional to 167,939.98, 231,778.36 and 96,318.46

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Solution

The fourth proportional to 167,939.98, 231,778.36 and 96,318.46 is: 132,931.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,939.98 : 231,778.36 = 96,318.46 : x
  2. Step 2: Convert to fraction form
    167,939.98/231,778.36 = 96,318.46/x
  3. Step 3: Cross multiply
    167,939.98x = 231,778.36 × 96,318.46
  4. Step 4: Simplify right side
    167,939.98x = 22,324,534,696.53
  5. Step 5: Solve for x
    x = 22,324,534,696.53/167,939.98
  6. Step 6: Final answer
    x = 132,931.63

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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.