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Finding the Fourth Proportional to 8,649.91, 11,932.35 and 5,462.05

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Solution

The fourth proportional to 8,649.91, 11,932.35 and 5,462.05 is: 7,534.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,649.91 : 11,932.35 = 5,462.05 : x
  2. Step 2: Convert to fraction form
    8,649.91/11,932.35 = 5,462.05/x
  3. Step 3: Cross multiply
    8,649.91x = 11,932.35 × 5,462.05
  4. Step 4: Simplify right side
    8,649.91x = 65,175,092.32
  5. Step 5: Solve for x
    x = 65,175,092.32/8,649.91
  6. Step 6: Final answer
    x = 7,534.77

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