Home / 40,183.23-55,454.16-22,279.89

Finding the Fourth Proportional to 40,183.23, 55,454.16 and 22,279.89

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Solution

The fourth proportional to 40,183.23, 55,454.16 and 22,279.89 is: 30,746.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,183.23 : 55,454.16 = 22,279.89 : x
  2. Step 2: Convert to fraction form
    40,183.23/55,454.16 = 22,279.89/x
  3. Step 3: Cross multiply
    40,183.23x = 55,454.16 × 22,279.89
  4. Step 4: Simplify right side
    40,183.23x = 1,235,512,584.84
  5. Step 5: Solve for x
    x = 1,235,512,584.84/40,183.23
  6. Step 6: Final answer
    x = 30,746.97

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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.