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Finding the Fourth Proportional to 80,293.44, 110,798.72 and 44,480.64

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Solution

The fourth proportional to 80,293.44, 110,798.72 and 44,480.64 is: 61,379.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,293.44 : 110,798.72 = 44,480.64 : x
  2. Step 2: Convert to fraction form
    80,293.44/110,798.72 = 44,480.64/x
  3. Step 3: Cross multiply
    80,293.44x = 110,798.72 × 44,480.64
  4. Step 4: Simplify right side
    80,293.44x = 4,928,397,976.78
  5. Step 5: Solve for x
    x = 4,928,397,976.78/80,293.44
  6. Step 6: Final answer
    x = 61,379.83

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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.