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Finding the Fourth Proportional to 18,941.00, 28,412.69 and 7,848.56

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Solution

The fourth proportional to 18,941.00, 28,412.69 and 7,848.56 is: 11,773.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,941.00 : 28,412.69 = 7,848.56 : x
  2. Step 2: Convert to fraction form
    18,941.00/28,412.69 = 7,848.56/x
  3. Step 3: Cross multiply
    18,941.00x = 28,412.69 × 7,848.56
  4. Step 4: Simplify right side
    18,941.00x = 222,998,734.02
  5. Step 5: Solve for x
    x = 222,998,734.02/18,941.00
  6. Step 6: Final answer
    x = 11,773.34

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