Home / 266,120.38-399,186.22-95,353.21

Finding the Fourth Proportional to 266,120.38, 399,186.22 and 95,353.21

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Solution

The fourth proportional to 266,120.38, 399,186.22 and 95,353.21 is: 143,031.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,120.38 : 399,186.22 = 95,353.21 : x
  2. Step 2: Convert to fraction form
    266,120.38/399,186.22 = 95,353.21/x
  3. Step 3: Cross multiply
    266,120.38x = 399,186.22 × 95,353.21
  4. Step 4: Simplify right side
    266,120.38x = 38,063,687,464.77
  5. Step 5: Solve for x
    x = 38,063,687,464.77/266,120.38
  6. Step 6: Final answer
    x = 143,031.84

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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.