Home / 203,687.94-281,092.38-113,049.74

Finding the Fourth Proportional to 203,687.94, 281,092.38 and 113,049.74

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Solution

The fourth proportional to 203,687.94, 281,092.38 and 113,049.74 is: 156,010.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,687.94 : 281,092.38 = 113,049.74 : x
  2. Step 2: Convert to fraction form
    203,687.94/281,092.38 = 113,049.74/x
  3. Step 3: Cross multiply
    203,687.94x = 281,092.38 × 113,049.74
  4. Step 4: Simplify right side
    203,687.94x = 31,777,420,474.98
  5. Step 5: Solve for x
    x = 31,777,420,474.98/203,687.94
  6. Step 6: Final answer
    x = 156,010.32

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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.