Home / 204,780.82-282,598.92-114,142.62

Finding the Fourth Proportional to 204,780.82, 282,598.92 and 114,142.62

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Solution

The fourth proportional to 204,780.82, 282,598.92 and 114,142.62 is: 157,517.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,780.82 : 282,598.92 = 114,142.62 : x
  2. Step 2: Convert to fraction form
    204,780.82/282,598.92 = 114,142.62/x
  3. Step 3: Cross multiply
    204,780.82x = 282,598.92 × 114,142.62
  4. Step 4: Simplify right side
    204,780.82x = 32,256,581,137.97
  5. Step 5: Solve for x
    x = 32,256,581,137.97/204,780.82
  6. Step 6: Final answer
    x = 157,517.59

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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.