Home / 175,642.38-263,463.75-82,213.74

Finding the Fourth Proportional to 175,642.38, 263,463.75 and 82,213.74

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Solution

The fourth proportional to 175,642.38, 263,463.75 and 82,213.74 is: 123,320.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,642.38 : 263,463.75 = 82,213.74 : x
  2. Step 2: Convert to fraction form
    175,642.38/263,463.75 = 82,213.74/x
  3. Step 3: Cross multiply
    175,642.38x = 263,463.75 × 82,213.74
  4. Step 4: Simplify right side
    175,642.38x = 21,660,340,241.93
  5. Step 5: Solve for x
    x = 21,660,340,241.93/175,642.38
  6. Step 6: Final answer
    x = 123,320.69

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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.