Home / 36,500.78-54,760.30-10,205.33

Finding the Fourth Proportional to 36,500.78, 54,760.30 and 10,205.33

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Solution

The fourth proportional to 36,500.78, 54,760.30 and 10,205.33 is: 15,310.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,500.78 : 54,760.30 = 10,205.33 : x
  2. Step 2: Convert to fraction form
    36,500.78/54,760.30 = 10,205.33/x
  3. Step 3: Cross multiply
    36,500.78x = 54,760.30 × 10,205.33
  4. Step 4: Simplify right side
    36,500.78x = 558,846,633.08
  5. Step 5: Solve for x
    x = 558,846,633.08/36,500.78
  6. Step 6: Final answer
    x = 15,310.54

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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.