Home / 80,613.28-111,237.87-44,797.51

Finding the Fourth Proportional to 80,613.28, 111,237.87 and 44,797.51

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Solution

The fourth proportional to 80,613.28, 111,237.87 and 44,797.51 is: 61,815.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,613.28 : 111,237.87 = 44,797.51 : x
  2. Step 2: Convert to fraction form
    80,613.28/111,237.87 = 44,797.51/x
  3. Step 3: Cross multiply
    80,613.28x = 111,237.87 × 44,797.51
  4. Step 4: Simplify right side
    80,613.28x = 4,983,179,593.70
  5. Step 5: Solve for x
    x = 4,983,179,593.70/80,613.28
  6. Step 6: Final answer
    x = 61,815.86

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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.