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Finding the Fourth Proportional to 42,796.80, 64,195.32 and 11,632.02

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Solution

The fourth proportional to 42,796.80, 64,195.32 and 11,632.02 is: 17,448.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,796.80 : 64,195.32 = 11,632.02 : x
  2. Step 2: Convert to fraction form
    42,796.80/64,195.32 = 11,632.02/x
  3. Step 3: Cross multiply
    42,796.80x = 64,195.32 × 11,632.02
  4. Step 4: Simplify right side
    42,796.80x = 746,721,246.15
  5. Step 5: Solve for x
    x = 746,721,246.15/42,796.80
  6. Step 6: Final answer
    x = 17,448.06

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