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Finding the Fourth Proportional to 50,793.96, 70,099.92 and 29,574.66

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Solution

The fourth proportional to 50,793.96, 70,099.92 and 29,574.66 is: 40,815.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,793.96 : 70,099.92 = 29,574.66 : x
  2. Step 2: Convert to fraction form
    50,793.96/70,099.92 = 29,574.66/x
  3. Step 3: Cross multiply
    50,793.96x = 70,099.92 × 29,574.66
  4. Step 4: Simplify right side
    50,793.96x = 2,073,181,300.03
  5. Step 5: Solve for x
    x = 2,073,181,300.03/50,793.96
  6. Step 6: Final answer
    x = 40,815.51

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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.