Home / 204,523.14-306,763.25-54,778.89

Finding the Fourth Proportional to 204,523.14, 306,763.25 and 54,778.89

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Solution

The fourth proportional to 204,523.14, 306,763.25 and 54,778.89 is: 82,162.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,523.14 : 306,763.25 = 54,778.89 : x
  2. Step 2: Convert to fraction form
    204,523.14/306,763.25 = 54,778.89/x
  3. Step 3: Cross multiply
    204,523.14x = 306,763.25 × 54,778.89
  4. Step 4: Simplify right side
    204,523.14x = 16,804,150,053.90
  5. Step 5: Solve for x
    x = 16,804,150,053.90/204,523.14
  6. Step 6: Final answer
    x = 82,162.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.