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Finding the Fourth Proportional to 118,907.16, 164,093.48 and 65,192.05

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Solution

The fourth proportional to 118,907.16, 164,093.48 and 65,192.05 is: 89,965.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,907.16 : 164,093.48 = 65,192.05 : x
  2. Step 2: Convert to fraction form
    118,907.16/164,093.48 = 65,192.05/x
  3. Step 3: Cross multiply
    118,907.16x = 164,093.48 × 65,192.05
  4. Step 4: Simplify right side
    118,907.16x = 10,697,589,553.44
  5. Step 5: Solve for x
    x = 10,697,589,553.44/118,907.16
  6. Step 6: Final answer
    x = 89,965.90

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