Home / 49,824.87-74,736.36-20,222.34

Finding the Fourth Proportional to 49,824.87, 74,736.36 and 20,222.34

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Solution

The fourth proportional to 49,824.87, 74,736.36 and 20,222.34 is: 30,333.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,824.87 : 74,736.36 = 20,222.34 : x
  2. Step 2: Convert to fraction form
    49,824.87/74,736.36 = 20,222.34/x
  3. Step 3: Cross multiply
    49,824.87x = 74,736.36 × 20,222.34
  4. Step 4: Simplify right side
    49,824.87x = 1,511,344,082.28
  5. Step 5: Solve for x
    x = 1,511,344,082.28/49,824.87
  6. Step 6: Final answer
    x = 30,333.13

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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.