Home / 204,086.36-281,640.20-113,450.73

Finding the Fourth Proportional to 204,086.36, 281,640.20 and 113,450.73

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Solution

The fourth proportional to 204,086.36, 281,640.20 and 113,450.73 is: 156,562.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,086.36 : 281,640.20 = 113,450.73 : x
  2. Step 2: Convert to fraction form
    204,086.36/281,640.20 = 113,450.73/x
  3. Step 3: Cross multiply
    204,086.36x = 281,640.20 × 113,450.73
  4. Step 4: Simplify right side
    204,086.36x = 31,952,285,720.09
  5. Step 5: Solve for x
    x = 31,952,285,720.09/204,086.36
  6. Step 6: Final answer
    x = 156,562.58

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1.5x scale

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.