Home / 54,780.30-82,169.98-17,340.41

Finding the Fourth Proportional to 54,780.30, 82,169.98 and 17,340.41

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Solution

The fourth proportional to 54,780.30, 82,169.98 and 17,340.41 is: 26,010.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,780.30 : 82,169.98 = 17,340.41 : x
  2. Step 2: Convert to fraction form
    54,780.30/82,169.98 = 17,340.41/x
  3. Step 3: Cross multiply
    54,780.30x = 82,169.98 × 17,340.41
  4. Step 4: Simplify right side
    54,780.30x = 1,424,861,304.97
  5. Step 5: Solve for x
    x = 1,424,861,304.97/54,780.30
  6. Step 6: Final answer
    x = 26,010.47

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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.