Home / 205,107.97-283,063.20-114,481.61

Finding the Fourth Proportional to 205,107.97, 283,063.20 and 114,481.61

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Solution

The fourth proportional to 205,107.97, 283,063.20 and 114,481.61 is: 157,992.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,107.97 : 283,063.20 = 114,481.61 : x
  2. Step 2: Convert to fraction form
    205,107.97/283,063.20 = 114,481.61/x
  3. Step 3: Cross multiply
    205,107.97x = 283,063.20 × 114,481.61
  4. Step 4: Simplify right side
    205,107.97x = 32,405,530,867.75
  5. Step 5: Solve for x
    x = 32,405,530,867.75/205,107.97
  6. Step 6: Final answer
    x = 157,992.55

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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.