Home / 36,104.58-49,824.99-20,190.78

Finding the Fourth Proportional to 36,104.58, 49,824.99 and 20,190.78

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Solution

The fourth proportional to 36,104.58, 49,824.99 and 20,190.78 is: 27,863.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,104.58 : 49,824.99 = 20,190.78 : x
  2. Step 2: Convert to fraction form
    36,104.58/49,824.99 = 20,190.78/x
  3. Step 3: Cross multiply
    36,104.58x = 49,824.99 × 20,190.78
  4. Step 4: Simplify right side
    36,104.58x = 1,006,005,411.59
  5. Step 5: Solve for x
    x = 1,006,005,411.59/36,104.58
  6. Step 6: Final answer
    x = 27,863.65

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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.