Home / 167,949.58-231,765.69-91,466.95

Finding the Fourth Proportional to 167,949.58, 231,765.69 and 91,466.95

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Solution

The fourth proportional to 167,949.58, 231,765.69 and 91,466.95 is: 126,221.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,949.58 : 231,765.69 = 91,466.95 : x
  2. Step 2: Convert to fraction form
    167,949.58/231,765.69 = 91,466.95/x
  3. Step 3: Cross multiply
    167,949.58x = 231,765.69 × 91,466.95
  4. Step 4: Simplify right side
    167,949.58x = 21,198,900,778.95
  5. Step 5: Solve for x
    x = 21,198,900,778.95/167,949.58
  6. Step 6: Final answer
    x = 126,221.81

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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.