Home / 204,010.20-281,528.42-113,363.80

Finding the Fourth Proportional to 204,010.20, 281,528.42 and 113,363.80

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Solution

The fourth proportional to 204,010.20, 281,528.42 and 113,363.80 is: 156,438.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,010.20 : 281,528.42 = 113,363.80 : x
  2. Step 2: Convert to fraction form
    204,010.20/281,528.42 = 113,363.80/x
  3. Step 3: Cross multiply
    204,010.20x = 281,528.42 × 113,363.80
  4. Step 4: Simplify right side
    204,010.20x = 31,915,131,499.20
  5. Step 5: Solve for x
    x = 31,915,131,499.20/204,010.20
  6. Step 6: Final answer
    x = 156,438.90

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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.