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Finding the Fourth Proportional to 8,895.51, 13,324.81 and 5,186.49

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Solution

The fourth proportional to 8,895.51, 13,324.81 and 5,186.49 is: 7,768.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,895.51 : 13,324.81 = 5,186.49 : x
  2. Step 2: Convert to fraction form
    8,895.51/13,324.81 = 5,186.49/x
  3. Step 3: Cross multiply
    8,895.51x = 13,324.81 × 5,186.49
  4. Step 4: Simplify right side
    8,895.51x = 69,108,967.88
  5. Step 5: Solve for x
    x = 69,108,967.88/8,895.51
  6. Step 6: Final answer
    x = 7,768.97

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