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Finding the Fourth Proportional to 120,295.36, 180,455.16 and 41,399.20

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Solution

The fourth proportional to 120,295.36, 180,455.16 and 41,399.20 is: 62,102.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,295.36 : 180,455.16 = 41,399.20 : x
  2. Step 2: Convert to fraction form
    120,295.36/180,455.16 = 41,399.20/x
  3. Step 3: Cross multiply
    120,295.36x = 180,455.16 × 41,399.20
  4. Step 4: Simplify right side
    120,295.36x = 7,470,699,259.87
  5. Step 5: Solve for x
    x = 7,470,699,259.87/120,295.36
  6. Step 6: Final answer
    x = 62,102.97

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