Home / 29,920.75-41,279.07-17,169.33

Finding the Fourth Proportional to 29,920.75, 41,279.07 and 17,169.33

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Solution

The fourth proportional to 29,920.75, 41,279.07 and 17,169.33 is: 23,687.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,920.75 : 41,279.07 = 17,169.33 : x
  2. Step 2: Convert to fraction form
    29,920.75/41,279.07 = 17,169.33/x
  3. Step 3: Cross multiply
    29,920.75x = 41,279.07 × 17,169.33
  4. Step 4: Simplify right side
    29,920.75x = 708,733,974.92
  5. Step 5: Solve for x
    x = 708,733,974.92/29,920.75
  6. Step 6: Final answer
    x = 23,687.04

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1.5x scale

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.