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Finding the Fourth Proportional to 31,849.82, 47,774.83 and 9,663.38

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Solution

The fourth proportional to 31,849.82, 47,774.83 and 9,663.38 is: 14,495.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,849.82 : 47,774.83 = 9,663.38 : x
  2. Step 2: Convert to fraction form
    31,849.82/47,774.83 = 9,663.38/x
  3. Step 3: Cross multiply
    31,849.82x = 47,774.83 × 9,663.38
  4. Step 4: Simplify right side
    31,849.82x = 461,666,073.69
  5. Step 5: Solve for x
    x = 461,666,073.69/31,849.82
  6. Step 6: Final answer
    x = 14,495.09

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