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Finding the Fourth Proportional to 55,200.80, 82,801.20 and 46,452.80

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Solution

The fourth proportional to 55,200.80, 82,801.20 and 46,452.80 is: 69,679.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,200.80 : 82,801.20 = 46,452.80 : x
  2. Step 2: Convert to fraction form
    55,200.80/82,801.20 = 46,452.80/x
  3. Step 3: Cross multiply
    55,200.80x = 82,801.20 × 46,452.80
  4. Step 4: Simplify right side
    55,200.80x = 3,846,347,583.36
  5. Step 5: Solve for x
    x = 3,846,347,583.36/55,200.80
  6. Step 6: Final answer
    x = 69,679.20

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