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Finding the Fourth Proportional to 12,061.85, 18,091.73 and 3,741.68

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Solution

The fourth proportional to 12,061.85, 18,091.73 and 3,741.68 is: 5,612.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,061.85 : 18,091.73 = 3,741.68 : x
  2. Step 2: Convert to fraction form
    12,061.85/18,091.73 = 3,741.68/x
  3. Step 3: Cross multiply
    12,061.85x = 18,091.73 × 3,741.68
  4. Step 4: Simplify right side
    12,061.85x = 67,693,355.14
  5. Step 5: Solve for x
    x = 67,693,355.14/12,061.85
  6. Step 6: Final answer
    x = 5,612.19

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