Home / 193,739.91-267,350.79-108,851.50

Finding the Fourth Proportional to 193,739.91, 267,350.79 and 108,851.50

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Solution

The fourth proportional to 193,739.91, 267,350.79 and 108,851.50 is: 150,209.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,739.91 : 267,350.79 = 108,851.50 : x
  2. Step 2: Convert to fraction form
    193,739.91/267,350.79 = 108,851.50/x
  3. Step 3: Cross multiply
    193,739.91x = 267,350.79 × 108,851.50
  4. Step 4: Simplify right side
    193,739.91x = 29,101,534,517.69
  5. Step 5: Solve for x
    x = 29,101,534,517.69/193,739.91
  6. Step 6: Final answer
    x = 150,209.29

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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.