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Finding the Fourth Proportional to 59,448.80, 81,972.16 and 37,909.76

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Solution

The fourth proportional to 59,448.80, 81,972.16 and 37,909.76 is: 52,272.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,448.80 : 81,972.16 = 37,909.76 : x
  2. Step 2: Convert to fraction form
    59,448.80/81,972.16 = 37,909.76/x
  3. Step 3: Cross multiply
    59,448.80x = 81,972.16 × 37,909.76
  4. Step 4: Simplify right side
    59,448.80x = 3,107,544,912.28
  5. Step 5: Solve for x
    x = 3,107,544,912.28/59,448.80
  6. Step 6: Final answer
    x = 52,272.63

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