Home / 204,104.60-306,113.16-63,845

Finding the Fourth Proportional to 204,104.60, 306,113.16 and 63,845

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Solution

The fourth proportional to 204,104.60, 306,113.16 and 63,845 is: 95,753.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,104.60 : 306,113.16 = 63,845 : x
  2. Step 2: Convert to fraction form
    204,104.60/306,113.16 = 63,845/x
  3. Step 3: Cross multiply
    204,104.60x = 306,113.16 × 63,845
  4. Step 4: Simplify right side
    204,104.60x = 19,543,794,700.20
  5. Step 5: Solve for x
    x = 19,543,794,700.20/204,104.60
  6. Step 6: Final answer
    x = 95,753.82

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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.