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Finding the Fourth Proportional to 50,519.38, 69,723.03 and 29,015.83

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Solution

The fourth proportional to 50,519.38, 69,723.03 and 29,015.83 is: 40,045.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,519.38 : 69,723.03 = 29,015.83 : x
  2. Step 2: Convert to fraction form
    50,519.38/69,723.03 = 29,015.83/x
  3. Step 3: Cross multiply
    50,519.38x = 69,723.03 × 29,015.83
  4. Step 4: Simplify right side
    50,519.38x = 2,023,071,585.56
  5. Step 5: Solve for x
    x = 2,023,071,585.56/50,519.38
  6. Step 6: Final answer
    x = 40,045.46

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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.