Home / 53,781.20-80,610.90-27,084.75

Finding the Fourth Proportional to 53,781.20, 80,610.90 and 27,084.75

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Solution

The fourth proportional to 53,781.20, 80,610.90 and 27,084.75 is: 40,596.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,781.20 : 80,610.90 = 27,084.75 : x
  2. Step 2: Convert to fraction form
    53,781.20/80,610.90 = 27,084.75/x
  3. Step 3: Cross multiply
    53,781.20x = 80,610.90 × 27,084.75
  4. Step 4: Simplify right side
    53,781.20x = 2,183,326,073.78
  5. Step 5: Solve for x
    x = 2,183,326,073.78/53,781.20
  6. Step 6: Final answer
    x = 40,596.46

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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.