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Finding the Fourth Proportional to 72,622.40, 108,933.60 and 41,460.80

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Solution

The fourth proportional to 72,622.40, 108,933.60 and 41,460.80 is: 62,191.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,622.40 : 108,933.60 = 41,460.80 : x
  2. Step 2: Convert to fraction form
    72,622.40/108,933.60 = 41,460.80/x
  3. Step 3: Cross multiply
    72,622.40x = 108,933.60 × 41,460.80
  4. Step 4: Simplify right side
    72,622.40x = 4,516,474,202.88
  5. Step 5: Solve for x
    x = 4,516,474,202.88/72,622.40
  6. Step 6: Final answer
    x = 62,191.20

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