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Finding the Fourth Proportional to 49,847.62, 68,750.81 and 31,944.29

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Solution

The fourth proportional to 49,847.62, 68,750.81 and 31,944.29 is: 44,058.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,847.62 : 68,750.81 = 31,944.29 : x
  2. Step 2: Convert to fraction form
    49,847.62/68,750.81 = 31,944.29/x
  3. Step 3: Cross multiply
    49,847.62x = 68,750.81 × 31,944.29
  4. Step 4: Simplify right side
    49,847.62x = 2,196,195,866.19
  5. Step 5: Solve for x
    x = 2,196,195,866.19/49,847.62
  6. Step 6: Final answer
    x = 44,058.19

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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.