Home / 204,288.42-281,942.94-123,744.06

Finding the Fourth Proportional to 204,288.42, 281,942.94 and 123,744.06

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Solution

The fourth proportional to 204,288.42, 281,942.94 and 123,744.06 is: 170,781.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,288.42 : 281,942.94 = 123,744.06 : x
  2. Step 2: Convert to fraction form
    204,288.42/281,942.94 = 123,744.06/x
  3. Step 3: Cross multiply
    204,288.42x = 281,942.94 × 123,744.06
  4. Step 4: Simplify right side
    204,288.42x = 34,888,764,083.94
  5. Step 5: Solve for x
    x = 34,888,764,083.94/204,288.42
  6. Step 6: Final answer
    x = 170,781.90

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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.