Home / 203,966.28-281,469.21-113,316.93

Finding the Fourth Proportional to 203,966.28, 281,469.21 and 113,316.93

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Solution

The fourth proportional to 203,966.28, 281,469.21 and 113,316.93 is: 156,375.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,966.28 : 281,469.21 = 113,316.93 : x
  2. Step 2: Convert to fraction form
    203,966.28/281,469.21 = 113,316.93/x
  3. Step 3: Cross multiply
    203,966.28x = 281,469.21 × 113,316.93
  4. Step 4: Simplify right side
    203,966.28x = 31,895,226,766.73
  5. Step 5: Solve for x
    x = 31,895,226,766.73/203,966.28
  6. Step 6: Final answer
    x = 156,375.00

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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.