Home / 33,489.70-50,233.26-10,115.50

Finding the Fourth Proportional to 33,489.70, 50,233.26 and 10,115.50

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Solution

The fourth proportional to 33,489.70, 50,233.26 and 10,115.50 is: 15,172.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,489.70 : 50,233.26 = 10,115.50 : x
  2. Step 2: Convert to fraction form
    33,489.70/50,233.26 = 10,115.50/x
  3. Step 3: Cross multiply
    33,489.70x = 50,233.26 × 10,115.50
  4. Step 4: Simplify right side
    33,489.70x = 508,134,541.53
  5. Step 5: Solve for x
    x = 508,134,541.53/33,489.70
  6. Step 6: Final answer
    x = 15,172.86

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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.