Home / 49,791.33-68,711.09-27,130.05

Finding the Fourth Proportional to 49,791.33, 68,711.09 and 27,130.05

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Solution

The fourth proportional to 49,791.33, 68,711.09 and 27,130.05 is: 37,438.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,791.33 : 68,711.09 = 27,130.05 : x
  2. Step 2: Convert to fraction form
    49,791.33/68,711.09 = 27,130.05/x
  3. Step 3: Cross multiply
    49,791.33x = 68,711.09 × 27,130.05
  4. Step 4: Simplify right side
    49,791.33x = 1,864,135,171.60
  5. Step 5: Solve for x
    x = 1,864,135,171.60/49,791.33
  6. Step 6: Final answer
    x = 37,438.95

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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.