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Finding the Fourth Proportional to 59,321.55, 81,872.94 and 33,827.97

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Solution

The fourth proportional to 59,321.55, 81,872.94 and 33,827.97 is: 46,687.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,321.55 : 81,872.94 = 33,827.97 : x
  2. Step 2: Convert to fraction form
    59,321.55/81,872.94 = 33,827.97/x
  3. Step 3: Cross multiply
    59,321.55x = 81,872.94 × 33,827.97
  4. Step 4: Simplify right side
    59,321.55x = 2,769,595,358.13
  5. Step 5: Solve for x
    x = 2,769,595,358.13/59,321.55
  6. Step 6: Final answer
    x = 46,687.85

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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.