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Finding the Fourth Proportional to 11,964.36, 17,902.80 and 7,036.32

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Solution

The fourth proportional to 11,964.36, 17,902.80 and 7,036.32 is: 10,528.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,964.36 : 17,902.80 = 7,036.32 : x
  2. Step 2: Convert to fraction form
    11,964.36/17,902.80 = 7,036.32/x
  3. Step 3: Cross multiply
    11,964.36x = 17,902.80 × 7,036.32
  4. Step 4: Simplify right side
    11,964.36x = 125,969,829.70
  5. Step 5: Solve for x
    x = 125,969,829.70/11,964.36
  6. Step 6: Final answer
    x = 10,528.76

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