Home / 49,127.72-67,791.30-27,902.84

Finding the Fourth Proportional to 49,127.72, 67,791.30 and 27,902.84

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Solution

The fourth proportional to 49,127.72, 67,791.30 and 27,902.84 is: 38,503.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,127.72 : 67,791.30 = 27,902.84 : x
  2. Step 2: Convert to fraction form
    49,127.72/67,791.30 = 27,902.84/x
  3. Step 3: Cross multiply
    49,127.72x = 67,791.30 × 27,902.84
  4. Step 4: Simplify right side
    49,127.72x = 1,891,569,797.29
  5. Step 5: Solve for x
    x = 1,891,569,797.29/49,127.72
  6. Step 6: Final answer
    x = 38,503.11

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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.