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Finding the Fourth Proportional to 80,750.80, 111,435.00 and 44,940.82

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Solution

The fourth proportional to 80,750.80, 111,435.00 and 44,940.82 is: 62,017.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,750.80 : 111,435.00 = 44,940.82 : x
  2. Step 2: Convert to fraction form
    80,750.80/111,435.00 = 44,940.82/x
  3. Step 3: Cross multiply
    80,750.80x = 111,435.00 × 44,940.82
  4. Step 4: Simplify right side
    80,750.80x = 5,007,979,991.77
  5. Step 5: Solve for x
    x = 5,007,979,991.77/80,750.80
  6. Step 6: Final answer
    x = 62,017.71

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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.