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Finding the Fourth Proportional to 69,382.50, 95,747.86 and 37,551.64

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Solution

The fourth proportional to 69,382.50, 95,747.86 and 37,551.64 is: 51,821.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,382.50 : 95,747.86 = 37,551.64 : x
  2. Step 2: Convert to fraction form
    69,382.50/95,747.86 = 37,551.64/x
  3. Step 3: Cross multiply
    69,382.50x = 95,747.86 × 37,551.64
  4. Step 4: Simplify right side
    69,382.50x = 3,595,489,169.49
  5. Step 5: Solve for x
    x = 3,595,489,169.49/69,382.50
  6. Step 6: Final answer
    x = 51,821.27

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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.