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Finding the Fourth Proportional to 10,781.51, 16,167.20 and 5,849.82

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Solution

The fourth proportional to 10,781.51, 16,167.20 and 5,849.82 is: 8,771.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,781.51 : 16,167.20 = 5,849.82 : x
  2. Step 2: Convert to fraction form
    10,781.51/16,167.20 = 5,849.82/x
  3. Step 3: Cross multiply
    10,781.51x = 16,167.20 × 5,849.82
  4. Step 4: Simplify right side
    10,781.51x = 94,575,180.65
  5. Step 5: Solve for x
    x = 94,575,180.65/10,781.51
  6. Step 6: Final answer
    x = 8,771.98

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