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Finding the Fourth Proportional to 122,081.87, 183,175.43 and 65,910.83

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Solution

The fourth proportional to 122,081.87, 183,175.43 and 65,910.83 is: 98,894.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,081.87 : 183,175.43 = 65,910.83 : x
  2. Step 2: Convert to fraction form
    122,081.87/183,175.43 = 65,910.83/x
  3. Step 3: Cross multiply
    122,081.87x = 183,175.43 × 65,910.83
  4. Step 4: Simplify right side
    122,081.87x = 12,073,243,875.81
  5. Step 5: Solve for x
    x = 12,073,243,875.81/122,081.87
  6. Step 6: Final answer
    x = 98,894.65

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