Home / 55,546.60-83,514.30-54,380.20

Finding the Fourth Proportional to 55,546.60, 83,514.30 and 54,380.20

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Solution

The fourth proportional to 55,546.60, 83,514.30 and 54,380.20 is: 81,760.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,546.60 : 83,514.30 = 54,380.20 : x
  2. Step 2: Convert to fraction form
    55,546.60/83,514.30 = 54,380.20/x
  3. Step 3: Cross multiply
    55,546.60x = 83,514.30 × 54,380.20
  4. Step 4: Simplify right side
    55,546.60x = 4,541,524,336.86
  5. Step 5: Solve for x
    x = 4,541,524,336.86/55,546.60
  6. Step 6: Final answer
    x = 81,760.62

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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.