Home / 68,591.43-94,656.17-38,383.85

Finding the Fourth Proportional to 68,591.43, 94,656.17 and 38,383.85

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Solution

The fourth proportional to 68,591.43, 94,656.17 and 38,383.85 is: 52,969.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,591.43 : 94,656.17 = 38,383.85 : x
  2. Step 2: Convert to fraction form
    68,591.43/94,656.17 = 38,383.85/x
  3. Step 3: Cross multiply
    68,591.43x = 94,656.17 × 38,383.85
  4. Step 4: Simplify right side
    68,591.43x = 3,633,268,189.28
  5. Step 5: Solve for x
    x = 3,633,268,189.28/68,591.43
  6. Step 6: Final answer
    x = 52,969.71

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1.5x scale

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.