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Finding the Fourth Proportional to 61,513.72, 84,888.94 and 33,219.41

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Solution

The fourth proportional to 61,513.72, 84,888.94 and 33,219.41 is: 45,842.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,513.72 : 84,888.94 = 33,219.41 : x
  2. Step 2: Convert to fraction form
    61,513.72/84,888.94 = 33,219.41/x
  3. Step 3: Cross multiply
    61,513.72x = 84,888.94 × 33,219.41
  4. Step 4: Simplify right side
    61,513.72x = 2,819,960,437.74
  5. Step 5: Solve for x
    x = 2,819,960,437.74/61,513.72
  6. Step 6: Final answer
    x = 45,842.79

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