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Finding the Fourth Proportional to 78,546.48, 117,801.96 and 22,385.37

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Solution

The fourth proportional to 78,546.48, 117,801.96 and 22,385.37 is: 33,572.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,546.48 : 117,801.96 = 22,385.37 : x
  2. Step 2: Convert to fraction form
    78,546.48/117,801.96 = 22,385.37/x
  3. Step 3: Cross multiply
    78,546.48x = 117,801.96 × 22,385.37
  4. Step 4: Simplify right side
    78,546.48x = 2,637,040,461.33
  5. Step 5: Solve for x
    x = 2,637,040,461.33/78,546.48
  6. Step 6: Final answer
    x = 33,572.99

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