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Finding the Fourth Proportional to 15,563.28, 23,333.94 and 7,766.58

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Solution

The fourth proportional to 15,563.28, 23,333.94 and 7,766.58 is: 11,644.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,563.28 : 23,333.94 = 7,766.58 : x
  2. Step 2: Convert to fraction form
    15,563.28/23,333.94 = 7,766.58/x
  3. Step 3: Cross multiply
    15,563.28x = 23,333.94 × 7,766.58
  4. Step 4: Simplify right side
    15,563.28x = 181,224,911.73
  5. Step 5: Solve for x
    x = 181,224,911.73/15,563.28
  6. Step 6: Final answer
    x = 11,644.39

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