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Finding the Fourth Proportional to 19,895.76, 29,847.24 and 8,202.60

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Solution

The fourth proportional to 19,895.76, 29,847.24 and 8,202.60 is: 12,305.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,895.76 : 29,847.24 = 8,202.60 : x
  2. Step 2: Convert to fraction form
    19,895.76/29,847.24 = 8,202.60/x
  3. Step 3: Cross multiply
    19,895.76x = 29,847.24 × 8,202.60
  4. Step 4: Simplify right side
    19,895.76x = 244,824,970.82
  5. Step 5: Solve for x
    x = 244,824,970.82/19,895.76
  6. Step 6: Final answer
    x = 12,305.38

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