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Finding the Fourth Proportional to 62,486.37, 86,230.83 and 33,805.95

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Solution

The fourth proportional to 62,486.37, 86,230.83 and 33,805.95 is: 46,652.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,486.37 : 86,230.83 = 33,805.95 : x
  2. Step 2: Convert to fraction form
    62,486.37/86,230.83 = 33,805.95/x
  3. Step 3: Cross multiply
    62,486.37x = 86,230.83 × 33,805.95
  4. Step 4: Simplify right side
    62,486.37x = 2,915,115,127.44
  5. Step 5: Solve for x
    x = 2,915,115,127.44/62,486.37
  6. Step 6: Final answer
    x = 46,652.02

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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.