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Finding the Fourth Proportional to 61,517.67, 84,894.36 and 33,223.37

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Solution

The fourth proportional to 61,517.67, 84,894.36 and 33,223.37 is: 45,848.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,517.67 : 84,894.36 = 33,223.37 : x
  2. Step 2: Convert to fraction form
    61,517.67/84,894.36 = 33,223.37/x
  3. Step 3: Cross multiply
    61,517.67x = 84,894.36 × 33,223.37
  4. Step 4: Simplify right side
    61,517.67x = 2,820,476,308.72
  5. Step 5: Solve for x
    x = 2,820,476,308.72/61,517.67
  6. Step 6: Final answer
    x = 45,848.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.