Home / 39,694.20-54,780.58-27,753.18

Finding the Fourth Proportional to 39,694.20, 54,780.58 and 27,753.18

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Solution

The fourth proportional to 39,694.20, 54,780.58 and 27,753.18 is: 38,301.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,694.20 : 54,780.58 = 27,753.18 : x
  2. Step 2: Convert to fraction form
    39,694.20/54,780.58 = 27,753.18/x
  3. Step 3: Cross multiply
    39,694.20x = 54,780.58 × 27,753.18
  4. Step 4: Simplify right side
    39,694.20x = 1,520,335,297.24
  5. Step 5: Solve for x
    x = 1,520,335,297.24/39,694.20
  6. Step 6: Final answer
    x = 38,301.20

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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.