Home / 27,831.70-41,743.49-8,104.96

Finding the Fourth Proportional to 27,831.70, 41,743.49 and 8,104.96

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Solution

The fourth proportional to 27,831.70, 41,743.49 and 8,104.96 is: 12,156.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,831.70 : 41,743.49 = 8,104.96 : x
  2. Step 2: Convert to fraction form
    27,831.70/41,743.49 = 8,104.96/x
  3. Step 3: Cross multiply
    27,831.70x = 41,743.49 × 8,104.96
  4. Step 4: Simplify right side
    27,831.70x = 338,329,232.61
  5. Step 5: Solve for x
    x = 338,329,232.61/27,831.70
  6. Step 6: Final answer
    x = 12,156.26

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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.