Home / 193,977.92-267,649.39-113,389.86

Finding the Fourth Proportional to 193,977.92, 267,649.39 and 113,389.86

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Solution

The fourth proportional to 193,977.92, 267,649.39 and 113,389.86 is: 156,454.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,977.92 : 267,649.39 = 113,389.86 : x
  2. Step 2: Convert to fraction form
    193,977.92/267,649.39 = 113,389.86/x
  3. Step 3: Cross multiply
    193,977.92x = 267,649.39 × 113,389.86
  4. Step 4: Simplify right side
    193,977.92x = 30,348,726,861.19
  5. Step 5: Solve for x
    x = 30,348,726,861.19/193,977.92
  6. Step 6: Final answer
    x = 156,454.54

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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.