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Finding the Fourth Proportional to 18,559.68, 27,836.64 and 5,410.68

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Solution

The fourth proportional to 18,559.68, 27,836.64 and 5,410.68 is: 8,115.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,559.68 : 27,836.64 = 5,410.68 : x
  2. Step 2: Convert to fraction form
    18,559.68/27,836.64 = 5,410.68/x
  3. Step 3: Cross multiply
    18,559.68x = 27,836.64 × 5,410.68
  4. Step 4: Simplify right side
    18,559.68x = 150,615,151.32
  5. Step 5: Solve for x
    x = 150,615,151.32/18,559.68
  6. Step 6: Final answer
    x = 8,115.18

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