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Finding the Fourth Proportional to 30,379.56, 41,912.58 and 17,799.72

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Solution

The fourth proportional to 30,379.56, 41,912.58 and 17,799.72 is: 24,557.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,379.56 : 41,912.58 = 17,799.72 : x
  2. Step 2: Convert to fraction form
    30,379.56/41,912.58 = 17,799.72/x
  3. Step 3: Cross multiply
    30,379.56x = 41,912.58 × 17,799.72
  4. Step 4: Simplify right side
    30,379.56x = 746,032,188.48
  5. Step 5: Solve for x
    x = 746,032,188.48/30,379.56
  6. Step 6: Final answer
    x = 24,557.04

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