Home / 204,204.78-281,813.18-113,562.54

Finding the Fourth Proportional to 204,204.78, 281,813.18 and 113,562.54

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Solution

The fourth proportional to 204,204.78, 281,813.18 and 113,562.54 is: 156,722.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,204.78 : 281,813.18 = 113,562.54 : x
  2. Step 2: Convert to fraction form
    204,204.78/281,813.18 = 113,562.54/x
  3. Step 3: Cross multiply
    204,204.78x = 281,813.18 × 113,562.54
  4. Step 4: Simplify right side
    204,204.78x = 32,003,419,958.46
  5. Step 5: Solve for x
    x = 32,003,419,958.46/204,204.78
  6. Step 6: Final answer
    x = 156,722.19

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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.