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Finding the Fourth Proportional to 19,151.72, 26,428.02 and 10,769.48

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Solution

The fourth proportional to 19,151.72, 26,428.02 and 10,769.48 is: 14,861.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,151.72 : 26,428.02 = 10,769.48 : x
  2. Step 2: Convert to fraction form
    19,151.72/26,428.02 = 10,769.48/x
  3. Step 3: Cross multiply
    19,151.72x = 26,428.02 × 10,769.48
  4. Step 4: Simplify right side
    19,151.72x = 284,616,032.83
  5. Step 5: Solve for x
    x = 284,616,032.83/19,151.72
  6. Step 6: Final answer
    x = 14,861.12

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