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Finding the Fourth Proportional to 19,332.78, 26,679.78 and 10,949.28

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Solution

The fourth proportional to 19,332.78, 26,679.78 and 10,949.28 is: 15,110.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,332.78 : 26,679.78 = 10,949.28 : x
  2. Step 2: Convert to fraction form
    19,332.78/26,679.78 = 10,949.28/x
  3. Step 3: Cross multiply
    19,332.78x = 26,679.78 × 10,949.28
  4. Step 4: Simplify right side
    19,332.78x = 292,124,381.56
  5. Step 5: Solve for x
    x = 292,124,381.56/19,332.78
  6. Step 6: Final answer
    x = 15,110.31

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