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Finding the Fourth Proportional to 41,193.96, 61,768.80 and 13,106.40

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Solution

The fourth proportional to 41,193.96, 61,768.80 and 13,106.40 is: 19,652.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,193.96 : 61,768.80 = 13,106.40 : x
  2. Step 2: Convert to fraction form
    41,193.96/61,768.80 = 13,106.40/x
  3. Step 3: Cross multiply
    41,193.96x = 61,768.80 × 13,106.40
  4. Step 4: Simplify right side
    41,193.96x = 809,566,600.32
  5. Step 5: Solve for x
    x = 809,566,600.32/41,193.96
  6. Step 6: Final answer
    x = 19,652.56

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