Home / 33,285.40-49,863.30-20,098.60

Finding the Fourth Proportional to 33,285.40, 49,863.30 and 20,098.60

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Solution

The fourth proportional to 33,285.40, 49,863.30 and 20,098.60 is: 30,108.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,285.40 : 49,863.30 = 20,098.60 : x
  2. Step 2: Convert to fraction form
    33,285.40/49,863.30 = 20,098.60/x
  3. Step 3: Cross multiply
    33,285.40x = 49,863.30 × 20,098.60
  4. Step 4: Simplify right side
    33,285.40x = 1,002,182,521.38
  5. Step 5: Solve for x
    x = 1,002,182,521.38/33,285.40
  6. Step 6: Final answer
    x = 30,108.77

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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.