Home / 141,213.75-211,908.17-82,077.27

Finding the Fourth Proportional to 141,213.75, 211,908.17 and 82,077.27

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Solution

The fourth proportional to 141,213.75, 211,908.17 and 82,077.27 is: 123,166.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,213.75 : 211,908.17 = 82,077.27 : x
  2. Step 2: Convert to fraction form
    141,213.75/211,908.17 = 82,077.27/x
  3. Step 3: Cross multiply
    141,213.75x = 211,908.17 × 82,077.27
  4. Step 4: Simplify right side
    141,213.75x = 17,392,843,673.91
  5. Step 5: Solve for x
    x = 17,392,843,673.91/141,213.75
  6. Step 6: Final answer
    x = 123,166.79

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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.