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Finding the Fourth Proportional to 104,630.87, 144,440.19 and 66,926.99

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Solution

The fourth proportional to 104,630.87, 144,440.19 and 66,926.99 is: 92,390.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,630.87 : 144,440.19 = 66,926.99 : x
  2. Step 2: Convert to fraction form
    104,630.87/144,440.19 = 66,926.99/x
  3. Step 3: Cross multiply
    104,630.87x = 144,440.19 × 66,926.99
  4. Step 4: Simplify right side
    104,630.87x = 9,666,946,429.53
  5. Step 5: Solve for x
    x = 9,666,946,429.53/104,630.87
  6. Step 6: Final answer
    x = 92,390.96

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