Home / 193,780.48-267,490.14-113,234.19

Finding the Fourth Proportional to 193,780.48, 267,490.14 and 113,234.19

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Solution

The fourth proportional to 193,780.48, 267,490.14 and 113,234.19 is: 156,305.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,780.48 : 267,490.14 = 113,234.19 : x
  2. Step 2: Convert to fraction form
    193,780.48/267,490.14 = 113,234.19/x
  3. Step 3: Cross multiply
    193,780.48x = 267,490.14 × 113,234.19
  4. Step 4: Simplify right side
    193,780.48x = 30,289,027,432.27
  5. Step 5: Solve for x
    x = 30,289,027,432.27/193,780.48
  6. Step 6: Final answer
    x = 156,305.87

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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.