Home / 40,048.62-55,266.24-22,144.38

Finding the Fourth Proportional to 40,048.62, 55,266.24 and 22,144.38

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Solution

The fourth proportional to 40,048.62, 55,266.24 and 22,144.38 is: 30,558.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,048.62 : 55,266.24 = 22,144.38 : x
  2. Step 2: Convert to fraction form
    40,048.62/55,266.24 = 22,144.38/x
  3. Step 3: Cross multiply
    40,048.62x = 55,266.24 × 22,144.38
  4. Step 4: Simplify right side
    40,048.62x = 1,223,836,619.73
  5. Step 5: Solve for x
    x = 1,223,836,619.73/40,048.62
  6. Step 6: Final answer
    x = 30,558.77

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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.