Home / 54,498.78-75,195.18-31,824.90

Finding the Fourth Proportional to 54,498.78, 75,195.18 and 31,824.90

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Solution

The fourth proportional to 54,498.78, 75,195.18 and 31,824.90 is: 43,910.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,498.78 : 75,195.18 = 31,824.90 : x
  2. Step 2: Convert to fraction form
    54,498.78/75,195.18 = 31,824.90/x
  3. Step 3: Cross multiply
    54,498.78x = 75,195.18 × 31,824.90
  4. Step 4: Simplify right side
    54,498.78x = 2,393,079,083.98
  5. Step 5: Solve for x
    x = 2,393,079,083.98/54,498.78
  6. Step 6: Final answer
    x = 43,910.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.