Home / 203,819.33-281,296.62-123,247.44

Finding the Fourth Proportional to 203,819.33, 281,296.62 and 123,247.44

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Solution

The fourth proportional to 203,819.33, 281,296.62 and 123,247.44 is: 170,097.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,819.33 : 281,296.62 = 123,247.44 : x
  2. Step 2: Convert to fraction form
    203,819.33/281,296.62 = 123,247.44/x
  3. Step 3: Cross multiply
    203,819.33x = 281,296.62 × 123,247.44
  4. Step 4: Simplify right side
    203,819.33x = 34,669,088,295.65
  5. Step 5: Solve for x
    x = 34,669,088,295.65/203,819.33
  6. Step 6: Final answer
    x = 170,097.15

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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.