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Finding the Fourth Proportional to 55,912.10, 83,722.35 and 36,083.30

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Solution

The fourth proportional to 55,912.10, 83,722.35 and 36,083.30 is: 54,030.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,912.10 : 83,722.35 = 36,083.30 : x
  2. Step 2: Convert to fraction form
    55,912.10/83,722.35 = 36,083.30/x
  3. Step 3: Cross multiply
    55,912.10x = 83,722.35 × 36,083.30
  4. Step 4: Simplify right side
    55,912.10x = 3,020,978,671.76
  5. Step 5: Solve for x
    x = 3,020,978,671.76/55,912.10
  6. Step 6: Final answer
    x = 54,030.86

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