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Finding the Fourth Proportional to 171,507.56, 236,762.70 and 120,563.96

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Solution

The fourth proportional to 171,507.56, 236,762.70 and 120,563.96 is: 166,436.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,507.56 : 236,762.70 = 120,563.96 : x
  2. Step 2: Convert to fraction form
    171,507.56/236,762.70 = 120,563.96/x
  3. Step 3: Cross multiply
    171,507.56x = 236,762.70 × 120,563.96
  4. Step 4: Simplify right side
    171,507.56x = 28,545,048,692.29
  5. Step 5: Solve for x
    x = 28,545,048,692.29/171,507.56
  6. Step 6: Final answer
    x = 166,436.10

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