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Finding the Fourth Proportional to 9,168.56, 13,742.18 and 3,901.92

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Solution

The fourth proportional to 9,168.56, 13,742.18 and 3,901.92 is: 5,848.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,168.56 : 13,742.18 = 3,901.92 : x
  2. Step 2: Convert to fraction form
    9,168.56/13,742.18 = 3,901.92/x
  3. Step 3: Cross multiply
    9,168.56x = 13,742.18 × 3,901.92
  4. Step 4: Simplify right side
    9,168.56x = 53,620,886.99
  5. Step 5: Solve for x
    x = 53,620,886.99/9,168.56
  6. Step 6: Final answer
    x = 5,848.34

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