Home / 193,742.08-267,356.64-108,862.72

Finding the Fourth Proportional to 193,742.08, 267,356.64 and 108,862.72

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Solution

The fourth proportional to 193,742.08, 267,356.64 and 108,862.72 is: 150,226.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,742.08 : 267,356.64 = 108,862.72 : x
  2. Step 2: Convert to fraction form
    193,742.08/267,356.64 = 108,862.72/x
  3. Step 3: Cross multiply
    193,742.08x = 267,356.64 × 108,862.72
  4. Step 4: Simplify right side
    193,742.08x = 29,105,171,040.46
  5. Step 5: Solve for x
    x = 29,105,171,040.46/193,742.08
  6. Step 6: Final answer
    x = 150,226.38

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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.