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Finding the Fourth Proportional to 95,601.88, 131,930.22 and 53,160.64

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Solution

The fourth proportional to 95,601.88, 131,930.22 and 53,160.64 is: 73,361.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,601.88 : 131,930.22 = 53,160.64 : x
  2. Step 2: Convert to fraction form
    95,601.88/131,930.22 = 53,160.64/x
  3. Step 3: Cross multiply
    95,601.88x = 131,930.22 × 53,160.64
  4. Step 4: Simplify right side
    95,601.88x = 7,013,494,930.54
  5. Step 5: Solve for x
    x = 7,013,494,930.54/95,601.88
  6. Step 6: Final answer
    x = 73,361.48

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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.