Home / 50,175.20-69,241.38-27,819.20

Finding the Fourth Proportional to 50,175.20, 69,241.38 and 27,819.20

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Solution

The fourth proportional to 50,175.20, 69,241.38 and 27,819.20 is: 38,390.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,175.20 : 69,241.38 = 27,819.20 : x
  2. Step 2: Convert to fraction form
    50,175.20/69,241.38 = 27,819.20/x
  3. Step 3: Cross multiply
    50,175.20x = 69,241.38 × 27,819.20
  4. Step 4: Simplify right side
    50,175.20x = 1,926,239,798.50
  5. Step 5: Solve for x
    x = 1,926,239,798.50/50,175.20
  6. Step 6: Final answer
    x = 38,390.28

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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.