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Finding the Fourth Proportional to 177,041.93, 244,310.22 and 100,560.78

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Solution

The fourth proportional to 177,041.93, 244,310.22 and 100,560.78 is: 138,769.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,041.93 : 244,310.22 = 100,560.78 : x
  2. Step 2: Convert to fraction form
    177,041.93/244,310.22 = 100,560.78/x
  3. Step 3: Cross multiply
    177,041.93x = 244,310.22 × 100,560.78
  4. Step 4: Simplify right side
    177,041.93x = 24,568,027,201.33
  5. Step 5: Solve for x
    x = 24,568,027,201.33/177,041.93
  6. Step 6: Final answer
    x = 138,769.54

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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.