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Finding the Fourth Proportional to 50,797.96, 70,105.44 and 29,578.68

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Solution

The fourth proportional to 50,797.96, 70,105.44 and 29,578.68 is: 40,821.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,797.96 : 70,105.44 = 29,578.68 : x
  2. Step 2: Convert to fraction form
    50,797.96/70,105.44 = 29,578.68/x
  3. Step 3: Cross multiply
    50,797.96x = 70,105.44 × 29,578.68
  4. Step 4: Simplify right side
    50,797.96x = 2,073,626,376.02
  5. Step 5: Solve for x
    x = 2,073,626,376.02/50,797.96
  6. Step 6: Final answer
    x = 40,821.06

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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.