Home / 40,375.88-60,563.87-18,185.12

Finding the Fourth Proportional to 40,375.88, 60,563.87 and 18,185.12

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Solution

The fourth proportional to 40,375.88, 60,563.87 and 18,185.12 is: 27,277.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,375.88 : 60,563.87 = 18,185.12 : x
  2. Step 2: Convert to fraction form
    40,375.88/60,563.87 = 18,185.12/x
  3. Step 3: Cross multiply
    40,375.88x = 60,563.87 × 18,185.12
  4. Step 4: Simplify right side
    40,375.88x = 1,101,361,243.61
  5. Step 5: Solve for x
    x = 1,101,361,243.61/40,375.88
  6. Step 6: Final answer
    x = 27,277.70

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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.