Home / 133,676.20-200,514.30-82,937.80

Finding the Fourth Proportional to 133,676.20, 200,514.30 and 82,937.80

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Solution

The fourth proportional to 133,676.20, 200,514.30 and 82,937.80 is: 124,406.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,676.20 : 200,514.30 = 82,937.80 : x
  2. Step 2: Convert to fraction form
    133,676.20/200,514.30 = 82,937.80/x
  3. Step 3: Cross multiply
    133,676.20x = 200,514.30 × 82,937.80
  4. Step 4: Simplify right side
    133,676.20x = 16,630,214,910.54
  5. Step 5: Solve for x
    x = 16,630,214,910.54/133,676.20
  6. Step 6: Final answer
    x = 124,406.70

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1.5x scale

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.