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Finding the Fourth Proportional to 11,983.16, 17,926.56 and 10,357.16

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Solution

The fourth proportional to 11,983.16, 17,926.56 and 10,357.16 is: 15,494.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,983.16 : 17,926.56 = 10,357.16 : x
  2. Step 2: Convert to fraction form
    11,983.16/17,926.56 = 10,357.16/x
  3. Step 3: Cross multiply
    11,983.16x = 17,926.56 × 10,357.16
  4. Step 4: Simplify right side
    11,983.16x = 185,668,250.17
  5. Step 5: Solve for x
    x = 185,668,250.17/11,983.16
  6. Step 6: Final answer
    x = 15,494.10

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