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Finding the Fourth Proportional to 41,171.87, 61,710.76 and 18,699.69

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Solution

The fourth proportional to 41,171.87, 61,710.76 and 18,699.69 is: 28,028.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,171.87 : 61,710.76 = 18,699.69 : x
  2. Step 2: Convert to fraction form
    41,171.87/61,710.76 = 18,699.69/x
  3. Step 3: Cross multiply
    41,171.87x = 61,710.76 × 18,699.69
  4. Step 4: Simplify right side
    41,171.87x = 1,153,971,815.77
  5. Step 5: Solve for x
    x = 1,153,971,815.77/41,171.87
  6. Step 6: Final answer
    x = 28,028.16

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