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Finding the Fourth Proportional to 15,956.44, 23,931.78 and 5,571.16

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Solution

The fourth proportional to 15,956.44, 23,931.78 and 5,571.16 is: 8,355.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,956.44 : 23,931.78 = 5,571.16 : x
  2. Step 2: Convert to fraction form
    15,956.44/23,931.78 = 5,571.16/x
  3. Step 3: Cross multiply
    15,956.44x = 23,931.78 × 5,571.16
  4. Step 4: Simplify right side
    15,956.44x = 133,327,775.46
  5. Step 5: Solve for x
    x = 133,327,775.46/15,956.44
  6. Step 6: Final answer
    x = 8,355.73

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