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Finding the Fourth Proportional to 15,885.92, 23,844.38 and 7,571.68

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Solution

The fourth proportional to 15,885.92, 23,844.38 and 7,571.68 is: 11,364.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,885.92 : 23,844.38 = 7,571.68 : x
  2. Step 2: Convert to fraction form
    15,885.92/23,844.38 = 7,571.68/x
  3. Step 3: Cross multiply
    15,885.92x = 23,844.38 × 7,571.68
  4. Step 4: Simplify right side
    15,885.92x = 180,541,917.69
  5. Step 5: Solve for x
    x = 180,541,917.69/15,885.92
  6. Step 6: Final answer
    x = 11,364.90

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