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Finding the Fourth Proportional to 22,656.80, 33,985.20 and 7,074.48

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Solution

The fourth proportional to 22,656.80, 33,985.20 and 7,074.48 is: 10,611.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,656.80 : 33,985.20 = 7,074.48 : x
  2. Step 2: Convert to fraction form
    22,656.80/33,985.20 = 7,074.48/x
  3. Step 3: Cross multiply
    22,656.80x = 33,985.20 × 7,074.48
  4. Step 4: Simplify right side
    22,656.80x = 240,427,617.70
  5. Step 5: Solve for x
    x = 240,427,617.70/22,656.80
  6. Step 6: Final answer
    x = 10,611.72

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