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Finding the Fourth Proportional to 55,535.40, 83,230.20 and 22,228.20

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Solution

The fourth proportional to 55,535.40, 83,230.20 and 22,228.20 is: 33,313.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,535.40 : 83,230.20 = 22,228.20 : x
  2. Step 2: Convert to fraction form
    55,535.40/83,230.20 = 22,228.20/x
  3. Step 3: Cross multiply
    55,535.40x = 83,230.20 × 22,228.20
  4. Step 4: Simplify right side
    55,535.40x = 1,850,057,531.64
  5. Step 5: Solve for x
    x = 1,850,057,531.64/55,535.40
  6. Step 6: Final answer
    x = 33,313.12

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