Home / 193,764.13-267,419.55-108,881.20

Finding the Fourth Proportional to 193,764.13, 267,419.55 and 108,881.20

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Solution

The fourth proportional to 193,764.13, 267,419.55 and 108,881.20 is: 150,270.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,764.13 : 267,419.55 = 108,881.20 : x
  2. Step 2: Convert to fraction form
    193,764.13/267,419.55 = 108,881.20/x
  3. Step 3: Cross multiply
    193,764.13x = 267,419.55 × 108,881.20
  4. Step 4: Simplify right side
    193,764.13x = 29,116,960,170.36
  5. Step 5: Solve for x
    x = 29,116,960,170.36/193,764.13
  6. Step 6: Final answer
    x = 150,270.13

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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.