Home / 33,103.53-49,644.75-10,912.77

Finding the Fourth Proportional to 33,103.53, 49,644.75 and 10,912.77

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Solution

The fourth proportional to 33,103.53, 49,644.75 and 10,912.77 is: 16,365.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,103.53 : 49,644.75 = 10,912.77 : x
  2. Step 2: Convert to fraction form
    33,103.53/49,644.75 = 10,912.77/x
  3. Step 3: Cross multiply
    33,103.53x = 49,644.75 × 10,912.77
  4. Step 4: Simplify right side
    33,103.53x = 541,761,738.46
  5. Step 5: Solve for x
    x = 541,761,738.46/33,103.53
  6. Step 6: Final answer
    x = 16,365.68

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1.5x scale

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.