Home / 204,309.22-281,942.85-113,664.90

Finding the Fourth Proportional to 204,309.22, 281,942.85 and 113,664.90

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Solution

The fourth proportional to 204,309.22, 281,942.85 and 113,664.90 is: 156,855.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,309.22 : 281,942.85 = 113,664.90 : x
  2. Step 2: Convert to fraction form
    204,309.22/281,942.85 = 113,664.90/x
  3. Step 3: Cross multiply
    204,309.22x = 281,942.85 × 113,664.90
  4. Step 4: Simplify right side
    204,309.22x = 32,047,005,850.97
  5. Step 5: Solve for x
    x = 32,047,005,850.97/204,309.22
  6. Step 6: Final answer
    x = 156,855.41

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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.