Home / 80,550.44-111,200.01-50,352.56

Finding the Fourth Proportional to 80,550.44, 111,200.01 and 50,352.56

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Solution

The fourth proportional to 80,550.44, 111,200.01 and 50,352.56 is: 69,511.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,550.44 : 111,200.01 = 50,352.56 : x
  2. Step 2: Convert to fraction form
    80,550.44/111,200.01 = 50,352.56/x
  3. Step 3: Cross multiply
    80,550.44x = 111,200.01 × 50,352.56
  4. Step 4: Simplify right side
    80,550.44x = 5,599,205,175.53
  5. Step 5: Solve for x
    x = 5,599,205,175.53/80,550.44
  6. Step 6: Final answer
    x = 69,511.79

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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.