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Finding the Fourth Proportional to 163,676.07, 225,839.07 and 95,679.90

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Solution

The fourth proportional to 163,676.07, 225,839.07 and 95,679.90 is: 132,018.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,676.07 : 225,839.07 = 95,679.90 : x
  2. Step 2: Convert to fraction form
    163,676.07/225,839.07 = 95,679.90/x
  3. Step 3: Cross multiply
    163,676.07x = 225,839.07 × 95,679.90
  4. Step 4: Simplify right side
    163,676.07x = 21,608,259,633.69
  5. Step 5: Solve for x
    x = 21,608,259,633.69/163,676.07
  6. Step 6: Final answer
    x = 132,018.44

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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.