Home / 50,310.09-69,429.59-27,649.88

Finding the Fourth Proportional to 50,310.09, 69,429.59 and 27,649.88

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Solution

The fourth proportional to 50,310.09, 69,429.59 and 27,649.88 is: 38,157.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,310.09 : 69,429.59 = 27,649.88 : x
  2. Step 2: Convert to fraction form
    50,310.09/69,429.59 = 27,649.88/x
  3. Step 3: Cross multiply
    50,310.09x = 69,429.59 × 27,649.88
  4. Step 4: Simplify right side
    50,310.09x = 1,919,720,101.14
  5. Step 5: Solve for x
    x = 1,919,720,101.14/50,310.09
  6. Step 6: Final answer
    x = 38,157.76

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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.