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Finding the Fourth Proportional to 49,662.66, 68,489.06 and 36,947.69

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Solution

The fourth proportional to 49,662.66, 68,489.06 and 36,947.69 is: 50,954.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,662.66 : 68,489.06 = 36,947.69 : x
  2. Step 2: Convert to fraction form
    49,662.66/68,489.06 = 36,947.69/x
  3. Step 3: Cross multiply
    49,662.66x = 68,489.06 × 36,947.69
  4. Step 4: Simplify right side
    49,662.66x = 2,530,512,307.20
  5. Step 5: Solve for x
    x = 2,530,512,307.20/49,662.66
  6. Step 6: Final answer
    x = 50,954.02

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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.