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Finding the Fourth Proportional to 117,724.80, 176,579.10 and 37,761.60

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Solution

The fourth proportional to 117,724.80, 176,579.10 and 37,761.60 is: 56,639.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,724.80 : 176,579.10 = 37,761.60 : x
  2. Step 2: Convert to fraction form
    117,724.80/176,579.10 = 37,761.60/x
  3. Step 3: Cross multiply
    117,724.80x = 176,579.10 × 37,761.60
  4. Step 4: Simplify right side
    117,724.80x = 6,667,909,342.56
  5. Step 5: Solve for x
    x = 6,667,909,342.56/117,724.80
  6. Step 6: Final answer
    x = 56,639.80

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