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Finding the Fourth Proportional to 49,850.73, 68,747.81 and 37,135.08

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Solution

The fourth proportional to 49,850.73, 68,747.81 and 37,135.08 is: 51,211.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,850.73 : 68,747.81 = 37,135.08 : x
  2. Step 2: Convert to fraction form
    49,850.73/68,747.81 = 37,135.08/x
  3. Step 3: Cross multiply
    49,850.73x = 68,747.81 × 37,135.08
  4. Step 4: Simplify right side
    49,850.73x = 2,552,955,238.50
  5. Step 5: Solve for x
    x = 2,552,955,238.50/49,850.73
  6. Step 6: Final answer
    x = 51,211.99

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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.