Home / 68,183.22-94,092.80-39,894.36

Finding the Fourth Proportional to 68,183.22, 94,092.80 and 39,894.36

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Solution

The fourth proportional to 68,183.22, 94,092.80 and 39,894.36 is: 55,054.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,183.22 : 94,092.80 = 39,894.36 : x
  2. Step 2: Convert to fraction form
    68,183.22/94,092.80 = 39,894.36/x
  3. Step 3: Cross multiply
    68,183.22x = 94,092.80 × 39,894.36
  4. Step 4: Simplify right side
    68,183.22x = 3,753,772,036.61
  5. Step 5: Solve for x
    x = 3,753,772,036.61/68,183.22
  6. Step 6: Final answer
    x = 55,054.19

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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.