Home / 80,454.16-120,652.44-27,849.52

Finding the Fourth Proportional to 80,454.16, 120,652.44 and 27,849.52

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Solution

The fourth proportional to 80,454.16, 120,652.44 and 27,849.52 is: 41,764.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,454.16 : 120,652.44 = 27,849.52 : x
  2. Step 2: Convert to fraction form
    80,454.16/120,652.44 = 27,849.52/x
  3. Step 3: Cross multiply
    80,454.16x = 120,652.44 × 27,849.52
  4. Step 4: Simplify right side
    80,454.16x = 3,360,112,540.83
  5. Step 5: Solve for x
    x = 3,360,112,540.83/80,454.16
  6. Step 6: Final answer
    x = 41,764.31

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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.