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Finding the Fourth Proportional to 50,612.92, 69,842.30 and 27,951.70

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Solution

The fourth proportional to 50,612.92, 69,842.30 and 27,951.70 is: 38,571.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,612.92 : 69,842.30 = 27,951.70 : x
  2. Step 2: Convert to fraction form
    50,612.92/69,842.30 = 27,951.70/x
  3. Step 3: Cross multiply
    50,612.92x = 69,842.30 × 27,951.70
  4. Step 4: Simplify right side
    50,612.92x = 1,952,211,016.91
  5. Step 5: Solve for x
    x = 1,952,211,016.91/50,612.92
  6. Step 6: Final answer
    x = 38,571.40

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Similar ratio
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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.