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Finding the Fourth Proportional to 118,835.50, 163,992.99 and 68,534.50

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Solution

The fourth proportional to 118,835.50, 163,992.99 and 68,534.50 is: 94,577.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,835.50 : 163,992.99 = 68,534.50 : x
  2. Step 2: Convert to fraction form
    118,835.50/163,992.99 = 68,534.50/x
  3. Step 3: Cross multiply
    118,835.50x = 163,992.99 × 68,534.50
  4. Step 4: Simplify right side
    118,835.50x = 11,239,177,573.16
  5. Step 5: Solve for x
    x = 11,239,177,573.16/118,835.50
  6. Step 6: Final answer
    x = 94,577.61

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