Home / 250,790.23-376,290.87-156,099.61

Finding the Fourth Proportional to 250,790.23, 376,290.87 and 156,099.61

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Solution

The fourth proportional to 250,790.23, 376,290.87 and 156,099.61 is: 234,215.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,790.23 : 376,290.87 = 156,099.61 : x
  2. Step 2: Convert to fraction form
    250,790.23/376,290.87 = 156,099.61/x
  3. Step 3: Cross multiply
    250,790.23x = 376,290.87 × 156,099.61
  4. Step 4: Simplify right side
    250,790.23x = 58,738,855,391.61
  5. Step 5: Solve for x
    x = 58,738,855,391.61/250,790.23
  6. Step 6: Final answer
    x = 234,215.09

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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.