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Finding the Fourth Proportional to 73,608.36, 110,445.36 and 26,850.30

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Solution

The fourth proportional to 73,608.36, 110,445.36 and 26,850.30 is: 40,287.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,608.36 : 110,445.36 = 26,850.30 : x
  2. Step 2: Convert to fraction form
    73,608.36/110,445.36 = 26,850.30/x
  3. Step 3: Cross multiply
    73,608.36x = 110,445.36 × 26,850.30
  4. Step 4: Simplify right side
    73,608.36x = 2,965,491,049.61
  5. Step 5: Solve for x
    x = 2,965,491,049.61/73,608.36
  6. Step 6: Final answer
    x = 40,287.42

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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.