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Finding the Fourth Proportional to 57,795.30, 86,692.68 and 18,355.41

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Solution

The fourth proportional to 57,795.30, 86,692.68 and 18,355.41 is: 27,533.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,795.30 : 86,692.68 = 18,355.41 : x
  2. Step 2: Convert to fraction form
    57,795.30/86,692.68 = 18,355.41/x
  3. Step 3: Cross multiply
    57,795.30x = 86,692.68 × 18,355.41
  4. Step 4: Simplify right side
    57,795.30x = 1,591,279,685.40
  5. Step 5: Solve for x
    x = 1,591,279,685.40/57,795.30
  6. Step 6: Final answer
    x = 27,533.03

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