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Finding the Fourth Proportional to 61,976.73, 85,524.62 and 35,119.56

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Solution

The fourth proportional to 61,976.73, 85,524.62 and 35,119.56 is: 48,463.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,976.73 : 85,524.62 = 35,119.56 : x
  2. Step 2: Convert to fraction form
    61,976.73/85,524.62 = 35,119.56/x
  3. Step 3: Cross multiply
    61,976.73x = 85,524.62 × 35,119.56
  4. Step 4: Simplify right side
    61,976.73x = 3,003,586,847.97
  5. Step 5: Solve for x
    x = 3,003,586,847.97/61,976.73
  6. Step 6: Final answer
    x = 48,463.14

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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.