Home / 61,736.28-92,604.12-20,183.28

Finding the Fourth Proportional to 61,736.28, 92,604.12 and 20,183.28

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Solution

The fourth proportional to 61,736.28, 92,604.12 and 20,183.28 is: 30,274.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,736.28 : 92,604.12 = 20,183.28 : x
  2. Step 2: Convert to fraction form
    61,736.28/92,604.12 = 20,183.28/x
  3. Step 3: Cross multiply
    61,736.28x = 92,604.12 × 20,183.28
  4. Step 4: Simplify right side
    61,736.28x = 1,869,054,883.11
  5. Step 5: Solve for x
    x = 1,869,054,883.11/61,736.28
  6. Step 6: Final answer
    x = 30,274.82

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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.