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Finding the Fourth Proportional to 36,656.62, 55,001.31 and 21,074.24

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Solution

The fourth proportional to 36,656.62, 55,001.31 and 21,074.24 is: 31,620.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,656.62 : 55,001.31 = 21,074.24 : x
  2. Step 2: Convert to fraction form
    36,656.62/55,001.31 = 21,074.24/x
  3. Step 3: Cross multiply
    36,656.62x = 55,001.31 × 21,074.24
  4. Step 4: Simplify right side
    36,656.62x = 1,159,110,807.25
  5. Step 5: Solve for x
    x = 1,159,110,807.25/36,656.62
  6. Step 6: Final answer
    x = 31,620.78

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