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Finding the Fourth Proportional to 11,102.97, 16,646.22 and 6,719.40

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Solution

The fourth proportional to 11,102.97, 16,646.22 and 6,719.40 is: 10,074.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,102.97 : 16,646.22 = 6,719.40 : x
  2. Step 2: Convert to fraction form
    11,102.97/16,646.22 = 6,719.40/x
  3. Step 3: Cross multiply
    11,102.97x = 16,646.22 × 6,719.40
  4. Step 4: Simplify right side
    11,102.97x = 111,852,610.67
  5. Step 5: Solve for x
    x = 111,852,610.67/11,102.97
  6. Step 6: Final answer
    x = 10,074.12

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