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Finding the Fourth Proportional to 95,996.25, 132,478.43 and 53,562.96

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Solution

The fourth proportional to 95,996.25, 132,478.43 and 53,562.96 is: 73,918.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,996.25 : 132,478.43 = 53,562.96 : x
  2. Step 2: Convert to fraction form
    95,996.25/132,478.43 = 53,562.96/x
  3. Step 3: Cross multiply
    95,996.25x = 132,478.43 × 53,562.96
  4. Step 4: Simplify right side
    95,996.25x = 7,095,936,579.14
  5. Step 5: Solve for x
    x = 7,095,936,579.14/95,996.25
  6. Step 6: Final answer
    x = 73,918.89

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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.