Home / 80,589.52-111,212.58-44,778.16

Finding the Fourth Proportional to 80,589.52, 111,212.58 and 44,778.16

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Solution

The fourth proportional to 80,589.52, 111,212.58 and 44,778.16 is: 61,793.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,589.52 : 111,212.58 = 44,778.16 : x
  2. Step 2: Convert to fraction form
    80,589.52/111,212.58 = 44,778.16/x
  3. Step 3: Cross multiply
    80,589.52x = 111,212.58 × 44,778.16
  4. Step 4: Simplify right side
    80,589.52x = 4,979,894,701.25
  5. Step 5: Solve for x
    x = 4,979,894,701.25/80,589.52
  6. Step 6: Final answer
    x = 61,793.33

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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.