Home / 266,050.50-399,092.67-108,192.66

Finding the Fourth Proportional to 266,050.50, 399,092.67 and 108,192.66

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Solution

The fourth proportional to 266,050.50, 399,092.67 and 108,192.66 is: 162,295.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,050.50 : 399,092.67 = 108,192.66 : x
  2. Step 2: Convert to fraction form
    266,050.50/399,092.67 = 108,192.66/x
  3. Step 3: Cross multiply
    266,050.50x = 399,092.67 × 108,192.66
  4. Step 4: Simplify right side
    266,050.50x = 43,178,897,553.80
  5. Step 5: Solve for x
    x = 43,178,897,553.80/266,050.50
  6. Step 6: Final answer
    x = 162,295.87

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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.