Home / 206,149.92-284,484.24-115,504.32

Finding the Fourth Proportional to 206,149.92, 284,484.24 and 115,504.32

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Solution

The fourth proportional to 206,149.92, 284,484.24 and 115,504.32 is: 159,394.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,149.92 : 284,484.24 = 115,504.32 : x
  2. Step 2: Convert to fraction form
    206,149.92/284,484.24 = 115,504.32/x
  3. Step 3: Cross multiply
    206,149.92x = 284,484.24 × 115,504.32
  4. Step 4: Simplify right side
    206,149.92x = 32,859,158,691.92
  5. Step 5: Solve for x
    x = 32,859,158,691.92/206,149.92
  6. Step 6: Final answer
    x = 159,394.48

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1.5x scale

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.