Home / 80,956.05-121,444.26-43,464.60

Finding the Fourth Proportional to 80,956.05, 121,444.26 and 43,464.60

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Solution

The fourth proportional to 80,956.05, 121,444.26 and 43,464.60 is: 65,202.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,956.05 : 121,444.26 = 43,464.60 : x
  2. Step 2: Convert to fraction form
    80,956.05/121,444.26 = 43,464.60/x
  3. Step 3: Cross multiply
    80,956.05x = 121,444.26 × 43,464.60
  4. Step 4: Simplify right side
    80,956.05x = 5,278,526,183.20
  5. Step 5: Solve for x
    x = 5,278,526,183.20/80,956.05
  6. Step 6: Final answer
    x = 65,202.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.