Home / 203,733.62-281,138.32-113,082.46

Finding the Fourth Proportional to 203,733.62, 281,138.32 and 113,082.46

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Solution

The fourth proportional to 203,733.62, 281,138.32 and 113,082.46 is: 156,045.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,733.62 : 281,138.32 = 113,082.46 : x
  2. Step 2: Convert to fraction form
    203,733.62/281,138.32 = 113,082.46/x
  3. Step 3: Cross multiply
    203,733.62x = 281,138.32 × 113,082.46
  4. Step 4: Simplify right side
    203,733.62x = 31,791,812,825.87
  5. Step 5: Solve for x
    x = 31,791,812,825.87/203,733.62
  6. Step 6: Final answer
    x = 156,045.98

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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.