Home / 36,059.04-49,761.12-20,143.44

Finding the Fourth Proportional to 36,059.04, 49,761.12 and 20,143.44

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Solution

The fourth proportional to 36,059.04, 49,761.12 and 20,143.44 is: 27,797.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,059.04 : 49,761.12 = 20,143.44 : x
  2. Step 2: Convert to fraction form
    36,059.04/49,761.12 = 20,143.44/x
  3. Step 3: Cross multiply
    36,059.04x = 49,761.12 × 20,143.44
  4. Step 4: Simplify right side
    36,059.04x = 1,002,360,135.05
  5. Step 5: Solve for x
    x = 1,002,360,135.05/36,059.04
  6. Step 6: Final answer
    x = 27,797.75

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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.