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Finding the Fourth Proportional to 14,323.23, 19,765.82 and 7,949.81

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Solution

The fourth proportional to 14,323.23, 19,765.82 and 7,949.81 is: 10,970.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,323.23 : 19,765.82 = 7,949.81 : x
  2. Step 2: Convert to fraction form
    14,323.23/19,765.82 = 7,949.81/x
  3. Step 3: Cross multiply
    14,323.23x = 19,765.82 × 7,949.81
  4. Step 4: Simplify right side
    14,323.23x = 157,134,582.78
  5. Step 5: Solve for x
    x = 157,134,582.78/14,323.23
  6. Step 6: Final answer
    x = 10,970.61

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