Home / 203,863.18-281,334.96-113,227.54

Finding the Fourth Proportional to 203,863.18, 281,334.96 and 113,227.54

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Solution

The fourth proportional to 203,863.18, 281,334.96 and 113,227.54 is: 156,256.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,863.18 : 281,334.96 = 113,227.54 : x
  2. Step 2: Convert to fraction form
    203,863.18/281,334.96 = 113,227.54/x
  3. Step 3: Cross multiply
    203,863.18x = 281,334.96 × 113,227.54
  4. Step 4: Simplify right side
    203,863.18x = 31,854,865,436.80
  5. Step 5: Solve for x
    x = 31,854,865,436.80/203,863.18
  6. Step 6: Final answer
    x = 156,256.10

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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.