Home / 193,940.24-267,649.80-109,065.20

Finding the Fourth Proportional to 193,940.24, 267,649.80 and 109,065.20

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Solution

The fourth proportional to 193,940.24, 267,649.80 and 109,065.20 is: 150,516.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,940.24 : 267,649.80 = 109,065.20 : x
  2. Step 2: Convert to fraction form
    193,940.24/267,649.80 = 109,065.20/x
  3. Step 3: Cross multiply
    193,940.24x = 267,649.80 × 109,065.20
  4. Step 4: Simplify right side
    193,940.24x = 29,191,278,966.96
  5. Step 5: Solve for x
    x = 29,191,278,966.96/193,940.24
  6. Step 6: Final answer
    x = 150,516.88

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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.