Home / 57,694.28-86,536.55-18,245.66

Finding the Fourth Proportional to 57,694.28, 86,536.55 and 18,245.66

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Solution

The fourth proportional to 57,694.28, 86,536.55 and 18,245.66 is: 27,366.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,694.28 : 86,536.55 = 18,245.66 : x
  2. Step 2: Convert to fraction form
    57,694.28/86,536.55 = 18,245.66/x
  3. Step 3: Cross multiply
    57,694.28x = 86,536.55 × 18,245.66
  4. Step 4: Simplify right side
    57,694.28x = 1,578,916,081.80
  5. Step 5: Solve for x
    x = 1,578,916,081.80/57,694.28
  6. Step 6: Final answer
    x = 27,366.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.