Home / 80,552.16-111,117.20-74,850.26

Finding the Fourth Proportional to 80,552.16, 111,117.20 and 74,850.26

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Solution

The fourth proportional to 80,552.16, 111,117.20 and 74,850.26 is: 103,251.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,552.16 : 111,117.20 = 74,850.26 : x
  2. Step 2: Convert to fraction form
    80,552.16/111,117.20 = 74,850.26/x
  3. Step 3: Cross multiply
    80,552.16x = 111,117.20 × 74,850.26
  4. Step 4: Simplify right side
    80,552.16x = 8,317,150,380.63
  5. Step 5: Solve for x
    x = 8,317,150,380.63/80,552.16
  6. Step 6: Final answer
    x = 103,251.74

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.