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Finding the Fourth Proportional to 89,796.33, 123,918.82 and 49,510.73

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Solution

The fourth proportional to 89,796.33, 123,918.82 and 49,510.73 is: 68,324.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,796.33 : 123,918.82 = 49,510.73 : x
  2. Step 2: Convert to fraction form
    89,796.33/123,918.82 = 49,510.73/x
  3. Step 3: Cross multiply
    89,796.33x = 123,918.82 × 49,510.73
  4. Step 4: Simplify right side
    89,796.33x = 6,135,310,619.34
  5. Step 5: Solve for x
    x = 6,135,310,619.34/89,796.33
  6. Step 6: Final answer
    x = 68,324.74

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.