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Finding the Fourth Proportional to 95,786.96, 132,190.11 and 53,345.49

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Solution

The fourth proportional to 95,786.96, 132,190.11 and 53,345.49 is: 73,619.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,786.96 : 132,190.11 = 53,345.49 : x
  2. Step 2: Convert to fraction form
    95,786.96/132,190.11 = 53,345.49/x
  3. Step 3: Cross multiply
    95,786.96x = 132,190.11 × 53,345.49
  4. Step 4: Simplify right side
    95,786.96x = 7,051,745,924.38
  5. Step 5: Solve for x
    x = 7,051,745,924.38/95,786.96
  6. Step 6: Final answer
    x = 73,619.06

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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.