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Finding the Fourth Proportional to 73,682.94, 101,676.38 and 43,469.54

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Solution

The fourth proportional to 73,682.94, 101,676.38 and 43,469.54 is: 59,984.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,682.94 : 101,676.38 = 43,469.54 : x
  2. Step 2: Convert to fraction form
    73,682.94/101,676.38 = 43,469.54/x
  3. Step 3: Cross multiply
    73,682.94x = 101,676.38 × 43,469.54
  4. Step 4: Simplify right side
    73,682.94x = 4,419,825,467.47
  5. Step 5: Solve for x
    x = 4,419,825,467.47/73,682.94
  6. Step 6: Final answer
    x = 59,984.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.