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Finding the Fourth Proportional to 50,755.73, 70,026.81 and 29,530.90

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Solution

The fourth proportional to 50,755.73, 70,026.81 and 29,530.90 is: 40,743.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,755.73 : 70,026.81 = 29,530.90 : x
  2. Step 2: Convert to fraction form
    50,755.73/70,026.81 = 29,530.90/x
  3. Step 3: Cross multiply
    50,755.73x = 70,026.81 × 29,530.90
  4. Step 4: Simplify right side
    50,755.73x = 2,067,954,474.53
  5. Step 5: Solve for x
    x = 2,067,954,474.53/50,755.73
  6. Step 6: Final answer
    x = 40,743.27

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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.