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Finding the Fourth Proportional to 19,907.70, 27,472.77 and 10,954.98

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Solution

The fourth proportional to 19,907.70, 27,472.77 and 10,954.98 is: 15,117.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,907.70 : 27,472.77 = 10,954.98 : x
  2. Step 2: Convert to fraction form
    19,907.70/27,472.77 = 10,954.98/x
  3. Step 3: Cross multiply
    19,907.70x = 27,472.77 × 10,954.98
  4. Step 4: Simplify right side
    19,907.70x = 300,963,645.89
  5. Step 5: Solve for x
    x = 300,963,645.89/19,907.70
  6. Step 6: Final answer
    x = 15,117.95

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