Home / 80,195.73-120,292.14-27,604.05

Finding the Fourth Proportional to 80,195.73, 120,292.14 and 27,604.05

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Solution

The fourth proportional to 80,195.73, 120,292.14 and 27,604.05 is: 41,405.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,195.73 : 120,292.14 = 27,604.05 : x
  2. Step 2: Convert to fraction form
    80,195.73/120,292.14 = 27,604.05/x
  3. Step 3: Cross multiply
    80,195.73x = 120,292.14 × 27,604.05
  4. Step 4: Simplify right side
    80,195.73x = 3,320,550,247.17
  5. Step 5: Solve for x
    x = 3,320,550,247.17/80,195.73
  6. Step 6: Final answer
    x = 41,405.57

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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.