Home / 167,948.58-231,764.31-91,465.95

Finding the Fourth Proportional to 167,948.58, 231,764.31 and 91,465.95

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Solution

The fourth proportional to 167,948.58, 231,764.31 and 91,465.95 is: 126,220.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,948.58 : 231,764.31 = 91,465.95 : x
  2. Step 2: Convert to fraction form
    167,948.58/231,764.31 = 91,465.95/x
  3. Step 3: Cross multiply
    167,948.58x = 231,764.31 × 91,465.95
  4. Step 4: Simplify right side
    167,948.58x = 21,198,542,790.24
  5. Step 5: Solve for x
    x = 21,198,542,790.24/167,948.58
  6. Step 6: Final answer
    x = 126,220.43

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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.