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Finding the Fourth Proportional to 7,009.82, 9,673.05 and 3,865.94

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Solution

The fourth proportional to 7,009.82, 9,673.05 and 3,865.94 is: 5,334.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,009.82 : 9,673.05 = 3,865.94 : x
  2. Step 2: Convert to fraction form
    7,009.82/9,673.05 = 3,865.94/x
  3. Step 3: Cross multiply
    7,009.82x = 9,673.05 × 3,865.94
  4. Step 4: Simplify right side
    7,009.82x = 37,395,430.92
  5. Step 5: Solve for x
    x = 37,395,430.92/7,009.82
  6. Step 6: Final answer
    x = 5,334.72

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