Home / 204,255.88-281,869.06-113,609.90

Finding the Fourth Proportional to 204,255.88, 281,869.06 and 113,609.90

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Solution

The fourth proportional to 204,255.88, 281,869.06 and 113,609.90 is: 156,779.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,255.88 : 281,869.06 = 113,609.90 : x
  2. Step 2: Convert to fraction form
    204,255.88/281,869.06 = 113,609.90/x
  3. Step 3: Cross multiply
    204,255.88x = 281,869.06 × 113,609.90
  4. Step 4: Simplify right side
    204,255.88x = 32,023,115,719.69
  5. Step 5: Solve for x
    x = 32,023,115,719.69/204,255.88
  6. Step 6: Final answer
    x = 156,779.41

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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.