Home / 204,221.12-281,803.56-113,562.44

Finding the Fourth Proportional to 204,221.12, 281,803.56 and 113,562.44

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Solution

The fourth proportional to 204,221.12, 281,803.56 and 113,562.44 is: 156,704.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,221.12 : 281,803.56 = 113,562.44 : x
  2. Step 2: Convert to fraction form
    204,221.12/281,803.56 = 113,562.44/x
  3. Step 3: Cross multiply
    204,221.12x = 281,803.56 × 113,562.44
  4. Step 4: Simplify right side
    204,221.12x = 32,002,298,465.27
  5. Step 5: Solve for x
    x = 32,002,298,465.27/204,221.12
  6. Step 6: Final answer
    x = 156,704.16

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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.