Home / 53,721.84-80,500.68-22,540.08

Finding the Fourth Proportional to 53,721.84, 80,500.68 and 22,540.08

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Solution

The fourth proportional to 53,721.84, 80,500.68 and 22,540.08 is: 33,775.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,721.84 : 80,500.68 = 22,540.08 : x
  2. Step 2: Convert to fraction form
    53,721.84/80,500.68 = 22,540.08/x
  3. Step 3: Cross multiply
    53,721.84x = 80,500.68 × 22,540.08
  4. Step 4: Simplify right side
    53,721.84x = 1,814,491,767.25
  5. Step 5: Solve for x
    x = 1,814,491,767.25/53,721.84
  6. Step 6: Final answer
    x = 33,775.68

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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.