Home / 204,091.27-281,649.32-112,214.44

Finding the Fourth Proportional to 204,091.27, 281,649.32 and 112,214.44

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Solution

The fourth proportional to 204,091.27, 281,649.32 and 112,214.44 is: 154,857.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,091.27 : 281,649.32 = 112,214.44 : x
  2. Step 2: Convert to fraction form
    204,091.27/281,649.32 = 112,214.44/x
  3. Step 3: Cross multiply
    204,091.27x = 281,649.32 × 112,214.44
  4. Step 4: Simplify right side
    204,091.27x = 31,605,120,296.59
  5. Step 5: Solve for x
    x = 31,605,120,296.59/204,091.27
  6. Step 6: Final answer
    x = 154,857.78

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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.