Home / 50,438.28-69,604.24-27,776.80

Finding the Fourth Proportional to 50,438.28, 69,604.24 and 27,776.80

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Solution

The fourth proportional to 50,438.28, 69,604.24 and 27,776.80 is: 38,331.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,438.28 : 69,604.24 = 27,776.80 : x
  2. Step 2: Convert to fraction form
    50,438.28/69,604.24 = 27,776.80/x
  3. Step 3: Cross multiply
    50,438.28x = 69,604.24 × 27,776.80
  4. Step 4: Simplify right side
    50,438.28x = 1,933,383,053.63
  5. Step 5: Solve for x
    x = 1,933,383,053.63/50,438.28
  6. Step 6: Final answer
    x = 38,331.66

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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.