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Finding the Fourth Proportional to 55,445.75, 83,177.81 and 17,997.93

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Solution

The fourth proportional to 55,445.75, 83,177.81 and 17,997.93 is: 26,999.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,445.75 : 83,177.81 = 17,997.93 : x
  2. Step 2: Convert to fraction form
    55,445.75/83,177.81 = 17,997.93/x
  3. Step 3: Cross multiply
    55,445.75x = 83,177.81 × 17,997.93
  4. Step 4: Simplify right side
    55,445.75x = 1,497,028,311.94
  5. Step 5: Solve for x
    x = 1,497,028,311.94/55,445.75
  6. Step 6: Final answer
    x = 26,999.88

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