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Finding the Fourth Proportional to 61,654.82, 85,083.69 and 33,360.44

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Solution

The fourth proportional to 61,654.82, 85,083.69 and 33,360.44 is: 46,037.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,654.82 : 85,083.69 = 33,360.44 : x
  2. Step 2: Convert to fraction form
    61,654.82/85,083.69 = 33,360.44/x
  3. Step 3: Cross multiply
    61,654.82x = 85,083.69 × 33,360.44
  4. Step 4: Simplify right side
    61,654.82x = 2,838,429,335.22
  5. Step 5: Solve for x
    x = 2,838,429,335.22/61,654.82
  6. Step 6: Final answer
    x = 46,037.43

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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.