Home / 49,690.32-68,584.82-28,192.65

Finding the Fourth Proportional to 49,690.32, 68,584.82 and 28,192.65

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Solution

The fourth proportional to 49,690.32, 68,584.82 and 28,192.65 is: 38,912.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,690.32 : 68,584.82 = 28,192.65 : x
  2. Step 2: Convert to fraction form
    49,690.32/68,584.82 = 28,192.65/x
  3. Step 3: Cross multiply
    49,690.32x = 68,584.82 × 28,192.65
  4. Step 4: Simplify right side
    49,690.32x = 1,933,587,825.57
  5. Step 5: Solve for x
    x = 1,933,587,825.57/49,690.32
  6. Step 6: Final answer
    x = 38,912.77

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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.