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Finding the Fourth Proportional to 69,753.70, 96,260.49 and 41,074.60

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Solution

The fourth proportional to 69,753.70, 96,260.49 and 41,074.60 is: 56,683.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,753.70 : 96,260.49 = 41,074.60 : x
  2. Step 2: Convert to fraction form
    69,753.70/96,260.49 = 41,074.60/x
  3. Step 3: Cross multiply
    69,753.70x = 96,260.49 × 41,074.60
  4. Step 4: Simplify right side
    69,753.70x = 3,953,861,122.55
  5. Step 5: Solve for x
    x = 3,953,861,122.55/69,753.70
  6. Step 6: Final answer
    x = 56,683.17

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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.