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Finding the Fourth Proportional to 11,982.66, 17,925.81 and 10,356.66

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Solution

The fourth proportional to 11,982.66, 17,925.81 and 10,356.66 is: 15,493.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,982.66 : 17,925.81 = 10,356.66 : x
  2. Step 2: Convert to fraction form
    11,982.66/17,925.81 = 10,356.66/x
  3. Step 3: Cross multiply
    11,982.66x = 17,925.81 × 10,356.66
  4. Step 4: Simplify right side
    11,982.66x = 185,651,519.39
  5. Step 5: Solve for x
    x = 185,651,519.39/11,982.66
  6. Step 6: Final answer
    x = 15,493.35

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