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Finding the Fourth Proportional to 109,692.30, 164,543.85 and 57,204.30

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Solution

The fourth proportional to 109,692.30, 164,543.85 and 57,204.30 is: 85,809.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,692.30 : 164,543.85 = 57,204.30 : x
  2. Step 2: Convert to fraction form
    109,692.30/164,543.85 = 57,204.30/x
  3. Step 3: Cross multiply
    109,692.30x = 164,543.85 × 57,204.30
  4. Step 4: Simplify right side
    109,692.30x = 9,412,615,758.56
  5. Step 5: Solve for x
    x = 9,412,615,758.56/109,692.30
  6. Step 6: Final answer
    x = 85,809.27

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