Home / 36,164.17-54,261.83-19,520.90

Finding the Fourth Proportional to 36,164.17, 54,261.83 and 19,520.90

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Solution

The fourth proportional to 36,164.17, 54,261.83 and 19,520.90 is: 29,289.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,164.17 : 54,261.83 = 19,520.90 : x
  2. Step 2: Convert to fraction form
    36,164.17/54,261.83 = 19,520.90/x
  3. Step 3: Cross multiply
    36,164.17x = 54,261.83 × 19,520.90
  4. Step 4: Simplify right side
    36,164.17x = 1,059,239,757.25
  5. Step 5: Solve for x
    x = 1,059,239,757.25/36,164.17
  6. Step 6: Final answer
    x = 29,289.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.