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Finding the Fourth Proportional to 214,495.76, 321,745.51 and 54,571.83

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Solution

The fourth proportional to 214,495.76, 321,745.51 and 54,571.83 is: 81,858.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,495.76 : 321,745.51 = 54,571.83 : x
  2. Step 2: Convert to fraction form
    214,495.76/321,745.51 = 54,571.83/x
  3. Step 3: Cross multiply
    214,495.76x = 321,745.51 × 54,571.83
  4. Step 4: Simplify right side
    214,495.76x = 17,558,241,274.98
  5. Step 5: Solve for x
    x = 17,558,241,274.98/214,495.76
  6. Step 6: Final answer
    x = 81,858.22

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