Home / 49,974.84-74,812.82-30,193.43

Finding the Fourth Proportional to 49,974.84, 74,812.82 and 30,193.43

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Solution

The fourth proportional to 49,974.84, 74,812.82 and 30,193.43 is: 45,199.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,974.84 : 74,812.82 = 30,193.43 : x
  2. Step 2: Convert to fraction form
    49,974.84/74,812.82 = 30,193.43/x
  3. Step 3: Cross multiply
    49,974.84x = 74,812.82 × 30,193.43
  4. Step 4: Simplify right side
    49,974.84x = 2,258,855,118.74
  5. Step 5: Solve for x
    x = 2,258,855,118.74/49,974.84
  6. Step 6: Final answer
    x = 45,199.85

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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.