Home / 80,024.60-110,340.27-54,546.05

Finding the Fourth Proportional to 80,024.60, 110,340.27 and 54,546.05

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Solution

The fourth proportional to 80,024.60, 110,340.27 and 54,546.05 is: 75,209.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,024.60 : 110,340.27 = 54,546.05 : x
  2. Step 2: Convert to fraction form
    80,024.60/110,340.27 = 54,546.05/x
  3. Step 3: Cross multiply
    80,024.60x = 110,340.27 × 54,546.05
  4. Step 4: Simplify right side
    80,024.60x = 6,018,625,332.73
  5. Step 5: Solve for x
    x = 6,018,625,332.73/80,024.60
  6. Step 6: Final answer
    x = 75,209.69

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1.5x scale

Why These Related Problems?

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