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Finding the Fourth Proportional to 57,348.40, 86,022.60 and 36,353.20

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Solution

The fourth proportional to 57,348.40, 86,022.60 and 36,353.20 is: 54,529.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,348.40 : 86,022.60 = 36,353.20 : x
  2. Step 2: Convert to fraction form
    57,348.40/86,022.60 = 36,353.20/x
  3. Step 3: Cross multiply
    57,348.40x = 86,022.60 × 36,353.20
  4. Step 4: Simplify right side
    57,348.40x = 3,127,196,782.32
  5. Step 5: Solve for x
    x = 3,127,196,782.32/57,348.40
  6. Step 6: Final answer
    x = 54,529.80

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