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Finding the Fourth Proportional to 69,382.97, 95,748.50 and 37,551.86

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Solution

The fourth proportional to 69,382.97, 95,748.50 and 37,551.86 is: 51,821.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,382.97 : 95,748.50 = 37,551.86 : x
  2. Step 2: Convert to fraction form
    69,382.97/95,748.50 = 37,551.86/x
  3. Step 3: Cross multiply
    69,382.97x = 95,748.50 × 37,551.86
  4. Step 4: Simplify right side
    69,382.97x = 3,595,533,600.71
  5. Step 5: Solve for x
    x = 3,595,533,600.71/69,382.97
  6. Step 6: Final answer
    x = 51,821.56

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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.