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Finding the Fourth Proportional to 57,983.64, 86,961.83 and 32,694.02

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Solution

The fourth proportional to 57,983.64, 86,961.83 and 32,694.02 is: 49,033.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,983.64 : 86,961.83 = 32,694.02 : x
  2. Step 2: Convert to fraction form
    57,983.64/86,961.83 = 32,694.02/x
  3. Step 3: Cross multiply
    57,983.64x = 86,961.83 × 32,694.02
  4. Step 4: Simplify right side
    57,983.64x = 2,843,131,645.79
  5. Step 5: Solve for x
    x = 2,843,131,645.79/57,983.64
  6. Step 6: Final answer
    x = 49,033.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.