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Finding the Fourth Proportional to 18,309.44, 27,464.15 and 6,619.93

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Solution

The fourth proportional to 18,309.44, 27,464.15 and 6,619.93 is: 9,929.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,309.44 : 27,464.15 = 6,619.93 : x
  2. Step 2: Convert to fraction form
    18,309.44/27,464.15 = 6,619.93/x
  3. Step 3: Cross multiply
    18,309.44x = 27,464.15 × 6,619.93
  4. Step 4: Simplify right side
    18,309.44x = 181,810,698.40
  5. Step 5: Solve for x
    x = 181,810,698.40/18,309.44
  6. Step 6: Final answer
    x = 9,929.89

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