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Finding the Fourth Proportional to 50,104.80, 69,144.48 and 27,748.80

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Solution

The fourth proportional to 50,104.80, 69,144.48 and 27,748.80 is: 38,293.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,104.80 : 69,144.48 = 27,748.80 : x
  2. Step 2: Convert to fraction form
    50,104.80/69,144.48 = 27,748.80/x
  3. Step 3: Cross multiply
    50,104.80x = 69,144.48 × 27,748.80
  4. Step 4: Simplify right side
    50,104.80x = 1,918,676,346.62
  5. Step 5: Solve for x
    x = 1,918,676,346.62/50,104.80
  6. Step 6: Final answer
    x = 38,293.26

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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.