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Finding the Fourth Proportional to 80,750.96, 111,435.46 and 44,940.38

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Solution

The fourth proportional to 80,750.96, 111,435.46 and 44,940.38 is: 62,017.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,750.96 : 111,435.46 = 44,940.38 : x
  2. Step 2: Convert to fraction form
    80,750.96/111,435.46 = 44,940.38/x
  3. Step 3: Cross multiply
    80,750.96x = 111,435.46 × 44,940.38
  4. Step 4: Simplify right side
    80,750.96x = 5,007,951,917.87
  5. Step 5: Solve for x
    x = 5,007,951,917.87/80,750.96
  6. Step 6: Final answer
    x = 62,017.24

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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.