Home / 203,850.54-281,304.23-113,212.35

Finding the Fourth Proportional to 203,850.54, 281,304.23 and 113,212.35

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Solution

The fourth proportional to 203,850.54, 281,304.23 and 113,212.35 is: 156,227.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,850.54 : 281,304.23 = 113,212.35 : x
  2. Step 2: Convert to fraction form
    203,850.54/281,304.23 = 113,212.35/x
  3. Step 3: Cross multiply
    203,850.54x = 281,304.23 × 113,212.35
  4. Step 4: Simplify right side
    203,850.54x = 31,847,112,377.18
  5. Step 5: Solve for x
    x = 31,847,112,377.18/203,850.54
  6. Step 6: Final answer
    x = 156,227.76

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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.