Home / 36,819.08-55,195.50-13,429.16

Finding the Fourth Proportional to 36,819.08, 55,195.50 and 13,429.16

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Solution

The fourth proportional to 36,819.08, 55,195.50 and 13,429.16 is: 20,131.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,819.08 : 55,195.50 = 13,429.16 : x
  2. Step 2: Convert to fraction form
    36,819.08/55,195.50 = 13,429.16/x
  3. Step 3: Cross multiply
    36,819.08x = 55,195.50 × 13,429.16
  4. Step 4: Simplify right side
    36,819.08x = 741,229,200.78
  5. Step 5: Solve for x
    x = 741,229,200.78/36,819.08
  6. Step 6: Final answer
    x = 20,131.66

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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.