Home / 54,199.20-74,721.24-38,044.56

Finding the Fourth Proportional to 54,199.20, 74,721.24 and 38,044.56

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Solution

The fourth proportional to 54,199.20, 74,721.24 and 38,044.56 is: 52,449.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,199.20 : 74,721.24 = 38,044.56 : x
  2. Step 2: Convert to fraction form
    54,199.20/74,721.24 = 38,044.56/x
  3. Step 3: Cross multiply
    54,199.20x = 74,721.24 × 38,044.56
  4. Step 4: Simplify right side
    54,199.20x = 2,842,736,698.45
  5. Step 5: Solve for x
    x = 2,842,736,698.45/54,199.20
  6. Step 6: Final answer
    x = 52,449.79

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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.