Home / 54,832.56-82,231.84-19,767.68

Finding the Fourth Proportional to 54,832.56, 82,231.84 and 19,767.68

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Solution

The fourth proportional to 54,832.56, 82,231.84 and 19,767.68 is: 29,645.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,832.56 : 82,231.84 = 19,767.68 : x
  2. Step 2: Convert to fraction form
    54,832.56/82,231.84 = 19,767.68/x
  3. Step 3: Cross multiply
    54,832.56x = 82,231.84 × 19,767.68
  4. Step 4: Simplify right side
    54,832.56x = 1,625,532,698.93
  5. Step 5: Solve for x
    x = 1,625,532,698.93/54,832.56
  6. Step 6: Final answer
    x = 29,645.39

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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.