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Finding the Fourth Proportional to 195,157.44, 292,753.44 and 54,917.28

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Solution

The fourth proportional to 195,157.44, 292,753.44 and 54,917.28 is: 82,380.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,157.44 : 292,753.44 = 54,917.28 : x
  2. Step 2: Convert to fraction form
    195,157.44/292,753.44 = 54,917.28/x
  3. Step 3: Cross multiply
    195,157.44x = 292,753.44 × 54,917.28
  4. Step 4: Simplify right side
    195,157.44x = 16,077,222,635.44
  5. Step 5: Solve for x
    x = 16,077,222,635.44/195,157.44
  6. Step 6: Final answer
    x = 82,380.78

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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.