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Finding the Fourth Proportional to 89,081.73, 122,932.83 and 48,796.16

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Solution

The fourth proportional to 89,081.73, 122,932.83 and 48,796.16 is: 67,338.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,081.73 : 122,932.83 = 48,796.16 : x
  2. Step 2: Convert to fraction form
    89,081.73/122,932.83 = 48,796.16/x
  3. Step 3: Cross multiply
    89,081.73x = 122,932.83 × 48,796.16
  4. Step 4: Simplify right side
    89,081.73x = 5,998,650,041.93
  5. Step 5: Solve for x
    x = 5,998,650,041.93/89,081.73
  6. Step 6: Final answer
    x = 67,338.72

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.