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Finding the Fourth Proportional to 80,425.80, 110,987.64 and 44,616.24

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Solution

The fourth proportional to 80,425.80, 110,987.64 and 44,616.24 is: 61,570.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,425.80 : 110,987.64 = 44,616.24 : x
  2. Step 2: Convert to fraction form
    80,425.80/110,987.64 = 44,616.24/x
  3. Step 3: Cross multiply
    80,425.80x = 110,987.64 × 44,616.24
  4. Step 4: Simplify right side
    80,425.80x = 4,951,851,183.27
  5. Step 5: Solve for x
    x = 4,951,851,183.27/80,425.80
  6. Step 6: Final answer
    x = 61,570.43

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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.