Home / 49,872-68,824.80-27,517.44

Finding the Fourth Proportional to 49,872, 68,824.80 and 27,517.44

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Solution

The fourth proportional to 49,872, 68,824.80 and 27,517.44 is: 37,974.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,872 : 68,824.80 = 27,517.44 : x
  2. Step 2: Convert to fraction form
    49,872/68,824.80 = 27,517.44/x
  3. Step 3: Cross multiply
    49,872x = 68,824.80 × 27,517.44
  4. Step 4: Simplify right side
    49,872x = 1,893,882,304.51
  5. Step 5: Solve for x
    x = 1,893,882,304.51/49,872
  6. Step 6: Final answer
    x = 37,974.86

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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.