Home / 206,147.93-284,487.32-125,578.85

Finding the Fourth Proportional to 206,147.93, 284,487.32 and 125,578.85

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Solution

The fourth proportional to 206,147.93, 284,487.32 and 125,578.85 is: 173,300.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,147.93 : 284,487.32 = 125,578.85 : x
  2. Step 2: Convert to fraction form
    206,147.93/284,487.32 = 125,578.85/x
  3. Step 3: Cross multiply
    206,147.93x = 284,487.32 × 125,578.85
  4. Step 4: Simplify right side
    206,147.93x = 35,725,589,376.69
  5. Step 5: Solve for x
    x = 35,725,589,376.69/206,147.93
  6. Step 6: Final answer
    x = 173,300.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.