Home / 80,550.24-111,156.23-44,742.54

Finding the Fourth Proportional to 80,550.24, 111,156.23 and 44,742.54

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Solution

The fourth proportional to 80,550.24, 111,156.23 and 44,742.54 is: 61,742.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,550.24 : 111,156.23 = 44,742.54 : x
  2. Step 2: Convert to fraction form
    80,550.24/111,156.23 = 44,742.54/x
  3. Step 3: Cross multiply
    80,550.24x = 111,156.23 × 44,742.54
  4. Step 4: Simplify right side
    80,550.24x = 4,973,412,067.02
  5. Step 5: Solve for x
    x = 4,973,412,067.02/80,550.24
  6. Step 6: Final answer
    x = 61,742.98

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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.