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Finding the Fourth Proportional to 41,722.55, 62,597.80 and 13,643.90

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Solution

The fourth proportional to 41,722.55, 62,597.80 and 13,643.90 is: 20,470.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,722.55 : 62,597.80 = 13,643.90 : x
  2. Step 2: Convert to fraction form
    41,722.55/62,597.80 = 13,643.90/x
  3. Step 3: Cross multiply
    41,722.55x = 62,597.80 × 13,643.90
  4. Step 4: Simplify right side
    41,722.55x = 854,078,123.42
  5. Step 5: Solve for x
    x = 854,078,123.42/41,722.55
  6. Step 6: Final answer
    x = 20,470.42

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