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Finding the Fourth Proportional to 62,694.67, 86,518.64 and 35,837.75

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Solution

The fourth proportional to 62,694.67, 86,518.64 and 35,837.75 is: 49,456.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,694.67 : 86,518.64 = 35,837.75 : x
  2. Step 2: Convert to fraction form
    62,694.67/86,518.64 = 35,837.75/x
  3. Step 3: Cross multiply
    62,694.67x = 86,518.64 × 35,837.75
  4. Step 4: Simplify right side
    62,694.67x = 3,100,633,390.66
  5. Step 5: Solve for x
    x = 3,100,633,390.66/62,694.67
  6. Step 6: Final answer
    x = 49,456.09

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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.