Home / 204,126.33-281,700.45-112,240.85

Finding the Fourth Proportional to 204,126.33, 281,700.45 and 112,240.85

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Solution

The fourth proportional to 204,126.33, 281,700.45 and 112,240.85 is: 154,895.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,126.33 : 281,700.45 = 112,240.85 : x
  2. Step 2: Convert to fraction form
    204,126.33/281,700.45 = 112,240.85/x
  3. Step 3: Cross multiply
    204,126.33x = 281,700.45 × 112,240.85
  4. Step 4: Simplify right side
    204,126.33x = 31,618,297,392.18
  5. Step 5: Solve for x
    x = 31,618,297,392.18/204,126.33
  6. Step 6: Final answer
    x = 154,895.73

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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.