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Finding the Fourth Proportional to 30,076.48, 41,491.68 and 19,469.44

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Solution

The fourth proportional to 30,076.48, 41,491.68 and 19,469.44 is: 26,858.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,076.48 : 41,491.68 = 19,469.44 : x
  2. Step 2: Convert to fraction form
    30,076.48/41,491.68 = 19,469.44/x
  3. Step 3: Cross multiply
    30,076.48x = 41,491.68 × 19,469.44
  4. Step 4: Simplify right side
    30,076.48x = 807,819,774.26
  5. Step 5: Solve for x
    x = 807,819,774.26/30,076.48
  6. Step 6: Final answer
    x = 26,858.85

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