Home / 80,760.24-121,154.20-27,446.58

Finding the Fourth Proportional to 80,760.24, 121,154.20 and 27,446.58

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Solution

The fourth proportional to 80,760.24, 121,154.20 and 27,446.58 is: 41,174.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,760.24 : 121,154.20 = 27,446.58 : x
  2. Step 2: Convert to fraction form
    80,760.24/121,154.20 = 27,446.58/x
  3. Step 3: Cross multiply
    80,760.24x = 121,154.20 × 27,446.58
  4. Step 4: Simplify right side
    80,760.24x = 3,325,268,442.64
  5. Step 5: Solve for x
    x = 3,325,268,442.64/80,760.24
  6. Step 6: Final answer
    x = 41,174.57

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1.5x scale

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.