Home / 193,231.26-266,658.75-108,346.50

Finding the Fourth Proportional to 193,231.26, 266,658.75 and 108,346.50

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Solution

The fourth proportional to 193,231.26, 266,658.75 and 108,346.50 is: 149,517.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,231.26 : 266,658.75 = 108,346.50 : x
  2. Step 2: Convert to fraction form
    193,231.26/266,658.75 = 108,346.50/x
  3. Step 3: Cross multiply
    193,231.26x = 266,658.75 × 108,346.50
  4. Step 4: Simplify right side
    193,231.26x = 28,891,542,256.88
  5. Step 5: Solve for x
    x = 28,891,542,256.88/193,231.26
  6. Step 6: Final answer
    x = 149,517.95

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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.