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Finding the Fourth Proportional to 18,623.36, 27,935.22 and 5,475.95

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Solution

The fourth proportional to 18,623.36, 27,935.22 and 5,475.95 is: 8,213.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,623.36 : 27,935.22 = 5,475.95 : x
  2. Step 2: Convert to fraction form
    18,623.36/27,935.22 = 5,475.95/x
  3. Step 3: Cross multiply
    18,623.36x = 27,935.22 × 5,475.95
  4. Step 4: Simplify right side
    18,623.36x = 152,971,867.96
  5. Step 5: Solve for x
    x = 152,971,867.96/18,623.36
  6. Step 6: Final answer
    x = 8,213.98

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