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Finding the Fourth Proportional to 50,377.60, 75,702.80 and 27,020.80

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Solution

The fourth proportional to 50,377.60, 75,702.80 and 27,020.80 is: 40,604.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,377.60 : 75,702.80 = 27,020.80 : x
  2. Step 2: Convert to fraction form
    50,377.60/75,702.80 = 27,020.80/x
  3. Step 3: Cross multiply
    50,377.60x = 75,702.80 × 27,020.80
  4. Step 4: Simplify right side
    50,377.60x = 2,045,550,218.24
  5. Step 5: Solve for x
    x = 2,045,550,218.24/50,377.60
  6. Step 6: Final answer
    x = 40,604.36

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1.5x scale

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.