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Finding the Fourth Proportional to 121,087.59, 167,085.83 and 67,368.80

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Solution

The fourth proportional to 121,087.59, 167,085.83 and 67,368.80 is: 92,960.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,087.59 : 167,085.83 = 67,368.80 : x
  2. Step 2: Convert to fraction form
    121,087.59/167,085.83 = 67,368.80/x
  3. Step 3: Cross multiply
    121,087.59x = 167,085.83 × 67,368.80
  4. Step 4: Simplify right side
    121,087.59x = 11,256,370,691.83
  5. Step 5: Solve for x
    x = 11,256,370,691.83/121,087.59
  6. Step 6: Final answer
    x = 92,960.56

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