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Finding the Fourth Proportional to 7,102.82, 10,654.32 and 3,982.34

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Solution

The fourth proportional to 7,102.82, 10,654.32 and 3,982.34 is: 5,973.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,102.82 : 10,654.32 = 3,982.34 : x
  2. Step 2: Convert to fraction form
    7,102.82/10,654.32 = 3,982.34/x
  3. Step 3: Cross multiply
    7,102.82x = 10,654.32 × 3,982.34
  4. Step 4: Simplify right side
    7,102.82x = 42,429,124.71
  5. Step 5: Solve for x
    x = 42,429,124.71/7,102.82
  6. Step 6: Final answer
    x = 5,973.56

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