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Finding the Fourth Proportional to 10,123.99, 15,185.53 and 3,882.84

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Solution

The fourth proportional to 10,123.99, 15,185.53 and 3,882.84 is: 5,824.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,123.99 : 15,185.53 = 3,882.84 : x
  2. Step 2: Convert to fraction form
    10,123.99/15,185.53 = 3,882.84/x
  3. Step 3: Cross multiply
    10,123.99x = 15,185.53 × 3,882.84
  4. Step 4: Simplify right side
    10,123.99x = 58,962,909.37
  5. Step 5: Solve for x
    x = 58,962,909.37/10,123.99
  6. Step 6: Final answer
    x = 5,824.08

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