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Finding the Fourth Proportional to 83,682.82, 125,524.16 and 21,353.32

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Solution

The fourth proportional to 83,682.82, 125,524.16 and 21,353.32 is: 32,029.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,682.82 : 125,524.16 = 21,353.32 : x
  2. Step 2: Convert to fraction form
    83,682.82/125,524.16 = 21,353.32/x
  3. Step 3: Cross multiply
    83,682.82x = 125,524.16 × 21,353.32
  4. Step 4: Simplify right side
    83,682.82x = 2,680,356,821.82
  5. Step 5: Solve for x
    x = 2,680,356,821.82/83,682.82
  6. Step 6: Final answer
    x = 32,029.96

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