Home / 27,820.02-41,736.50-8,100.66

Finding the Fourth Proportional to 27,820.02, 41,736.50 and 8,100.66

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Solution

The fourth proportional to 27,820.02, 41,736.50 and 8,100.66 is: 12,152.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,820.02 : 41,736.50 = 8,100.66 : x
  2. Step 2: Convert to fraction form
    27,820.02/41,736.50 = 8,100.66/x
  3. Step 3: Cross multiply
    27,820.02x = 41,736.50 × 8,100.66
  4. Step 4: Simplify right side
    27,820.02x = 338,093,196.09
  5. Step 5: Solve for x
    x = 338,093,196.09/27,820.02
  6. Step 6: Final answer
    x = 12,152.87

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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.