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Finding the Fourth Proportional to 313,101.72, 432,080.52 and 169,861.73

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Solution

The fourth proportional to 313,101.72, 432,080.52 and 169,861.73 is: 234,409.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,101.72 : 432,080.52 = 169,861.73 : x
  2. Step 2: Convert to fraction form
    313,101.72/432,080.52 = 169,861.73/x
  3. Step 3: Cross multiply
    313,101.72x = 432,080.52 × 169,861.73
  4. Step 4: Simplify right side
    313,101.72x = 73,393,942,466.10
  5. Step 5: Solve for x
    x = 73,393,942,466.10/313,101.72
  6. Step 6: Final answer
    x = 234,409.26

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