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Finding the Fourth Proportional to 69,902.73, 96,475.29 and 41,230.49

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Solution

The fourth proportional to 69,902.73, 96,475.29 and 41,230.49 is: 56,903.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,902.73 : 96,475.29 = 41,230.49 : x
  2. Step 2: Convert to fraction form
    69,902.73/96,475.29 = 41,230.49/x
  3. Step 3: Cross multiply
    69,902.73x = 96,475.29 × 41,230.49
  4. Step 4: Simplify right side
    69,902.73x = 3,977,722,842.60
  5. Step 5: Solve for x
    x = 3,977,722,842.60/69,902.73
  6. Step 6: Final answer
    x = 56,903.68

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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.