Home / 80,577.67-111,200.65-44,767.68

Finding the Fourth Proportional to 80,577.67, 111,200.65 and 44,767.68

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Solution

The fourth proportional to 80,577.67, 111,200.65 and 44,767.68 is: 61,781.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,577.67 : 111,200.65 = 44,767.68 : x
  2. Step 2: Convert to fraction form
    80,577.67/111,200.65 = 44,767.68/x
  3. Step 3: Cross multiply
    80,577.67x = 111,200.65 × 44,767.68
  4. Step 4: Simplify right side
    80,577.67x = 4,978,195,221.73
  5. Step 5: Solve for x
    x = 4,978,195,221.73/80,577.67
  6. Step 6: Final answer
    x = 61,781.32

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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.