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Finding the Fourth Proportional to 83,893.59, 125,840.25 and 57,518.37

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Solution

The fourth proportional to 83,893.59, 125,840.25 and 57,518.37 is: 86,277.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,893.59 : 125,840.25 = 57,518.37 : x
  2. Step 2: Convert to fraction form
    83,893.59/125,840.25 = 57,518.37/x
  3. Step 3: Cross multiply
    83,893.59x = 125,840.25 × 57,518.37
  4. Step 4: Simplify right side
    83,893.59x = 7,238,126,060.39
  5. Step 5: Solve for x
    x = 7,238,126,060.39/83,893.59
  6. Step 6: Final answer
    x = 86,277.46

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