Home / 36,201.80-54,278.40-16,470.20

Finding the Fourth Proportional to 36,201.80, 54,278.40 and 16,470.20

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Solution

The fourth proportional to 36,201.80, 54,278.40 and 16,470.20 is: 24,694.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,201.80 : 54,278.40 = 16,470.20 : x
  2. Step 2: Convert to fraction form
    36,201.80/54,278.40 = 16,470.20/x
  3. Step 3: Cross multiply
    36,201.80x = 54,278.40 × 16,470.20
  4. Step 4: Simplify right side
    36,201.80x = 893,976,103.68
  5. Step 5: Solve for x
    x = 893,976,103.68/36,201.80
  6. Step 6: Final answer
    x = 24,694.24

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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.