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Finding the Fourth Proportional to 25,944.44, 38,917.28 and 9,305.60

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Solution

The fourth proportional to 25,944.44, 38,917.28 and 9,305.60 is: 13,958.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,944.44 : 38,917.28 = 9,305.60 : x
  2. Step 2: Convert to fraction form
    25,944.44/38,917.28 = 9,305.60/x
  3. Step 3: Cross multiply
    25,944.44x = 38,917.28 × 9,305.60
  4. Step 4: Simplify right side
    25,944.44x = 362,148,640.77
  5. Step 5: Solve for x
    x = 362,148,640.77/25,944.44
  6. Step 6: Final answer
    x = 13,958.62

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