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Finding the Fourth Proportional to 223.99, 336.04 and 69.93

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Solution

The fourth proportional to 223.99, 336.04 and 69.93 is: 104.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    223.99 : 336.04 = 69.93 : x
  2. Step 2: Convert to fraction form
    223.99/336.04 = 69.93/x
  3. Step 3: Cross multiply
    223.99x = 336.04 × 69.93
  4. Step 4: Simplify right side
    223.99x = 23,499.10
  5. Step 5: Solve for x
    x = 23,499.10/223.99
  6. Step 6: Final answer
    x = 104.91

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