Home / 50,757.20-70,043.82-27,786.96

Finding the Fourth Proportional to 50,757.20, 70,043.82 and 27,786.96

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Solution

The fourth proportional to 50,757.20, 70,043.82 and 27,786.96 is: 38,345.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,757.20 : 70,043.82 = 27,786.96 : x
  2. Step 2: Convert to fraction form
    50,757.20/70,043.82 = 27,786.96/x
  3. Step 3: Cross multiply
    50,757.20x = 70,043.82 × 27,786.96
  4. Step 4: Simplify right side
    50,757.20x = 1,946,304,824.59
  5. Step 5: Solve for x
    x = 1,946,304,824.59/50,757.20
  6. Step 6: Final answer
    x = 38,345.40

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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.