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Finding the Fourth Proportional to 82,175.99, 123,264.14 and 19,846.49

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Solution

The fourth proportional to 82,175.99, 123,264.14 and 19,846.49 is: 29,769.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,175.99 : 123,264.14 = 19,846.49 : x
  2. Step 2: Convert to fraction form
    82,175.99/123,264.14 = 19,846.49/x
  3. Step 3: Cross multiply
    82,175.99x = 123,264.14 × 19,846.49
  4. Step 4: Simplify right side
    82,175.99x = 2,446,359,806.32
  5. Step 5: Solve for x
    x = 2,446,359,806.32/82,175.99
  6. Step 6: Final answer
    x = 29,769.77

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