Home / 40,593.46-60,791.78-28,078.36

Finding the Fourth Proportional to 40,593.46, 60,791.78 and 28,078.36

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Solution

The fourth proportional to 40,593.46, 60,791.78 and 28,078.36 is: 42,049.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,593.46 : 60,791.78 = 28,078.36 : x
  2. Step 2: Convert to fraction form
    40,593.46/60,791.78 = 28,078.36/x
  3. Step 3: Cross multiply
    40,593.46x = 60,791.78 × 28,078.36
  4. Step 4: Simplify right side
    40,593.46x = 1,706,933,483.88
  5. Step 5: Solve for x
    x = 1,706,933,483.88/40,593.46
  6. Step 6: Final answer
    x = 42,049.47

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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.