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Finding the Fourth Proportional to 80,387.37, 110,940.84 and 44,584.38

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Solution

The fourth proportional to 80,387.37, 110,940.84 and 44,584.38 is: 61,529.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,387.37 : 110,940.84 = 44,584.38 : x
  2. Step 2: Convert to fraction form
    80,387.37/110,940.84 = 44,584.38/x
  3. Step 3: Cross multiply
    80,387.37x = 110,940.84 × 44,584.38
  4. Step 4: Simplify right side
    80,387.37x = 4,946,228,568.08
  5. Step 5: Solve for x
    x = 4,946,228,568.08/80,387.37
  6. Step 6: Final answer
    x = 61,529.92

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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.