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Finding the Fourth Proportional to 80,197.38, 110,678.85 and 44,398.82

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Solution

The fourth proportional to 80,197.38, 110,678.85 and 44,398.82 is: 61,273.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,197.38 : 110,678.85 = 44,398.82 : x
  2. Step 2: Convert to fraction form
    80,197.38/110,678.85 = 44,398.82/x
  3. Step 3: Cross multiply
    80,197.38x = 110,678.85 × 44,398.82
  4. Step 4: Simplify right side
    80,197.38x = 4,914,009,785.56
  5. Step 5: Solve for x
    x = 4,914,009,785.56/80,197.38
  6. Step 6: Final answer
    x = 61,273.94

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1.5x scale

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.