Home / 203,883.19-281,351.02-113,244.97

Finding the Fourth Proportional to 203,883.19, 281,351.02 and 113,244.97

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Solution

The fourth proportional to 203,883.19, 281,351.02 and 113,244.97 is: 156,273.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,883.19 : 281,351.02 = 113,244.97 : x
  2. Step 2: Convert to fraction form
    203,883.19/281,351.02 = 113,244.97/x
  3. Step 3: Cross multiply
    203,883.19x = 281,351.02 × 113,244.97
  4. Step 4: Simplify right side
    203,883.19x = 31,861,587,819.37
  5. Step 5: Solve for x
    x = 31,861,587,819.37/203,883.19
  6. Step 6: Final answer
    x = 156,273.74

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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.