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Finding the Fourth Proportional to 59,379.38, 81,940.48 and 32,516.70

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Solution

The fourth proportional to 59,379.38, 81,940.48 and 32,516.70 is: 44,871.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,379.38 : 81,940.48 = 32,516.70 : x
  2. Step 2: Convert to fraction form
    59,379.38/81,940.48 = 32,516.70/x
  3. Step 3: Cross multiply
    59,379.38x = 81,940.48 × 32,516.70
  4. Step 4: Simplify right side
    59,379.38x = 2,664,434,006.02
  5. Step 5: Solve for x
    x = 2,664,434,006.02/59,379.38
  6. Step 6: Final answer
    x = 44,871.37

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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.