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Finding the Fourth Proportional to 35,678.80, 49,236.15 and 19,763.92

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Solution

The fourth proportional to 35,678.80, 49,236.15 and 19,763.92 is: 27,273.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,678.80 : 49,236.15 = 19,763.92 : x
  2. Step 2: Convert to fraction form
    35,678.80/49,236.15 = 19,763.92/x
  3. Step 3: Cross multiply
    35,678.80x = 49,236.15 × 19,763.92
  4. Step 4: Simplify right side
    35,678.80x = 973,099,329.71
  5. Step 5: Solve for x
    x = 973,099,329.71/35,678.80
  6. Step 6: Final answer
    x = 27,273.88

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