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Finding the Fourth Proportional to 41,602.80, 62,404.20 and 20,866.80

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Solution

The fourth proportional to 41,602.80, 62,404.20 and 20,866.80 is: 31,300.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,602.80 : 62,404.20 = 20,866.80 : x
  2. Step 2: Convert to fraction form
    41,602.80/62,404.20 = 20,866.80/x
  3. Step 3: Cross multiply
    41,602.80x = 62,404.20 × 20,866.80
  4. Step 4: Simplify right side
    41,602.80x = 1,302,175,960.56
  5. Step 5: Solve for x
    x = 1,302,175,960.56/41,602.80
  6. Step 6: Final answer
    x = 31,300.20

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