Home / 27,822.89-41,734.34-8,102.99

Finding the Fourth Proportional to 27,822.89, 41,734.34 and 8,102.99

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Solution

The fourth proportional to 27,822.89, 41,734.34 and 8,102.99 is: 12,154.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,822.89 : 41,734.34 = 8,102.99 : x
  2. Step 2: Convert to fraction form
    27,822.89/41,734.34 = 8,102.99/x
  3. Step 3: Cross multiply
    27,822.89x = 41,734.34 × 8,102.99
  4. Step 4: Simplify right side
    27,822.89x = 338,172,799.13
  5. Step 5: Solve for x
    x = 338,172,799.13/27,822.89
  6. Step 6: Final answer
    x = 12,154.48

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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.