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Finding the Fourth Proportional to 204,160.44, 306,240.66 and 63,930

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Solution

The fourth proportional to 204,160.44, 306,240.66 and 63,930 is: 95,895

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,160.44 : 306,240.66 = 63,930 : x
  2. Step 2: Convert to fraction form
    204,160.44/306,240.66 = 63,930/x
  3. Step 3: Cross multiply
    204,160.44x = 306,240.66 × 63,930
  4. Step 4: Simplify right side
    204,160.44x = 19,577,965,393.80
  5. Step 5: Solve for x
    x = 19,577,965,393.80/204,160.44
  6. Step 6: Final answer
    x = 95,895

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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.