Home / 50,439.28-69,605.62-27,777.80

Finding the Fourth Proportional to 50,439.28, 69,605.62 and 27,777.80

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Solution

The fourth proportional to 50,439.28, 69,605.62 and 27,777.80 is: 38,333.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,439.28 : 69,605.62 = 27,777.80 : x
  2. Step 2: Convert to fraction form
    50,439.28/69,605.62 = 27,777.80/x
  3. Step 3: Cross multiply
    50,439.28x = 69,605.62 × 27,777.80
  4. Step 4: Simplify right side
    50,439.28x = 1,933,490,991.24
  5. Step 5: Solve for x
    x = 1,933,490,991.24/50,439.28
  6. Step 6: Final answer
    x = 38,333.04

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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.