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Finding the Fourth Proportional to 2,965.93, 4,093.95 and 2,081.95

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Solution

The fourth proportional to 2,965.93, 4,093.95 and 2,081.95 is: 2,873.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,965.93 : 4,093.95 = 2,081.95 : x
  2. Step 2: Convert to fraction form
    2,965.93/4,093.95 = 2,081.95/x
  3. Step 3: Cross multiply
    2,965.93x = 4,093.95 × 2,081.95
  4. Step 4: Simplify right side
    2,965.93x = 8,523,398.03
  5. Step 5: Solve for x
    x = 8,523,398.03/2,965.93
  6. Step 6: Final answer
    x = 2,873.77

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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.