Home / 203,867.42-281,327.45-113,229.23

Finding the Fourth Proportional to 203,867.42, 281,327.45 and 113,229.23

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Solution

The fourth proportional to 203,867.42, 281,327.45 and 113,229.23 is: 156,251.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,867.42 : 281,327.45 = 113,229.23 : x
  2. Step 2: Convert to fraction form
    203,867.42/281,327.45 = 113,229.23/x
  3. Step 3: Cross multiply
    203,867.42x = 281,327.45 × 113,229.23
  4. Step 4: Simplify right side
    203,867.42x = 31,854,488,568.58
  5. Step 5: Solve for x
    x = 31,854,488,568.58/203,867.42
  6. Step 6: Final answer
    x = 156,251.01

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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.