Home / 53,377.20-80,062.90-27,081.27

Finding the Fourth Proportional to 53,377.20, 80,062.90 and 27,081.27

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Solution

The fourth proportional to 53,377.20, 80,062.90 and 27,081.27 is: 40,620.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,377.20 : 80,062.90 = 27,081.27 : x
  2. Step 2: Convert to fraction form
    53,377.20/80,062.90 = 27,081.27/x
  3. Step 3: Cross multiply
    53,377.20x = 80,062.90 × 27,081.27
  4. Step 4: Simplify right side
    53,377.20x = 2,168,205,011.88
  5. Step 5: Solve for x
    x = 2,168,205,011.88/53,377.20
  6. Step 6: Final answer
    x = 40,620.43

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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.