Home / 40,212.66-60,351.78-20,496.84

Finding the Fourth Proportional to 40,212.66, 60,351.78 and 20,496.84

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Solution

The fourth proportional to 40,212.66, 60,351.78 and 20,496.84 is: 30,761.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,212.66 : 60,351.78 = 20,496.84 : x
  2. Step 2: Convert to fraction form
    40,212.66/60,351.78 = 20,496.84/x
  3. Step 3: Cross multiply
    40,212.66x = 60,351.78 × 20,496.84
  4. Step 4: Simplify right side
    40,212.66x = 1,237,020,778.38
  5. Step 5: Solve for x
    x = 1,237,020,778.38/40,212.66
  6. Step 6: Final answer
    x = 30,761.97

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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.