Home / 50,519.80-69,717.18-29,311.48

Finding the Fourth Proportional to 50,519.80, 69,717.18 and 29,311.48

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Solution

The fourth proportional to 50,519.80, 69,717.18 and 29,311.48 is: 40,449.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,519.80 : 69,717.18 = 29,311.48 : x
  2. Step 2: Convert to fraction form
    50,519.80/69,717.18 = 29,311.48/x
  3. Step 3: Cross multiply
    50,519.80x = 69,717.18 × 29,311.48
  4. Step 4: Simplify right side
    50,519.80x = 2,043,513,727.23
  5. Step 5: Solve for x
    x = 2,043,513,727.23/50,519.80
  6. Step 6: Final answer
    x = 40,449.76

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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.