Home / 250,633.27-376,136.70-100,874.80

Finding the Fourth Proportional to 250,633.27, 376,136.70 and 100,874.80

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Solution

The fourth proportional to 250,633.27, 376,136.70 and 100,874.80 is: 151,387.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,633.27 : 376,136.70 = 100,874.80 : x
  2. Step 2: Convert to fraction form
    250,633.27/376,136.70 = 100,874.80/x
  3. Step 3: Cross multiply
    250,633.27x = 376,136.70 × 100,874.80
  4. Step 4: Simplify right side
    250,633.27x = 37,942,714,385.16
  5. Step 5: Solve for x
    x = 37,942,714,385.16/250,633.27
  6. Step 6: Final answer
    x = 151,387.38

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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.