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Finding the Fourth Proportional to 99,381.38, 149,086.84 and 32,828.54

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Solution

The fourth proportional to 99,381.38, 149,086.84 and 32,828.54 is: 49,247.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,381.38 : 149,086.84 = 32,828.54 : x
  2. Step 2: Convert to fraction form
    99,381.38/149,086.84 = 32,828.54/x
  3. Step 3: Cross multiply
    99,381.38x = 149,086.84 × 32,828.54
  4. Step 4: Simplify right side
    99,381.38x = 4,894,303,290.41
  5. Step 5: Solve for x
    x = 4,894,303,290.41/99,381.38
  6. Step 6: Final answer
    x = 49,247.69

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