Home / 40,388.33-60,594.85-20,680.83

Finding the Fourth Proportional to 40,388.33, 60,594.85 and 20,680.83

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Solution

The fourth proportional to 40,388.33, 60,594.85 and 20,680.83 is: 31,027.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,388.33 : 60,594.85 = 20,680.83 : x
  2. Step 2: Convert to fraction form
    40,388.33/60,594.85 = 20,680.83/x
  3. Step 3: Cross multiply
    40,388.33x = 60,594.85 × 20,680.83
  4. Step 4: Simplify right side
    40,388.33x = 1,253,151,791.73
  5. Step 5: Solve for x
    x = 1,253,151,791.73/40,388.33
  6. Step 6: Final answer
    x = 31,027.57

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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.