Home / 49,480.62-68,292.40-28,259.89

Finding the Fourth Proportional to 49,480.62, 68,292.40 and 28,259.89

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Solution

The fourth proportional to 49,480.62, 68,292.40 and 28,259.89 is: 39,003.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,480.62 : 68,292.40 = 28,259.89 : x
  2. Step 2: Convert to fraction form
    49,480.62/68,292.40 = 28,259.89/x
  3. Step 3: Cross multiply
    49,480.62x = 68,292.40 × 28,259.89
  4. Step 4: Simplify right side
    49,480.62x = 1,929,935,523.44
  5. Step 5: Solve for x
    x = 1,929,935,523.44/49,480.62
  6. Step 6: Final answer
    x = 39,003.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.