Home / 54,840.84-82,309.25-26,781.63

Finding the Fourth Proportional to 54,840.84, 82,309.25 and 26,781.63

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Solution

The fourth proportional to 54,840.84, 82,309.25 and 26,781.63 is: 40,195.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,840.84 : 82,309.25 = 26,781.63 : x
  2. Step 2: Convert to fraction form
    54,840.84/82,309.25 = 26,781.63/x
  3. Step 3: Cross multiply
    54,840.84x = 82,309.25 × 26,781.63
  4. Step 4: Simplify right side
    54,840.84x = 2,204,375,879.08
  5. Step 5: Solve for x
    x = 2,204,375,879.08/54,840.84
  6. Step 6: Final answer
    x = 40,195.88

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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.