Home / 54,930.25-82,403.97-17,498.71

Finding the Fourth Proportional to 54,930.25, 82,403.97 and 17,498.71

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Solution

The fourth proportional to 54,930.25, 82,403.97 and 17,498.71 is: 26,250.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,930.25 : 82,403.97 = 17,498.71 : x
  2. Step 2: Convert to fraction form
    54,930.25/82,403.97 = 17,498.71/x
  3. Step 3: Cross multiply
    54,930.25x = 82,403.97 × 17,498.71
  4. Step 4: Simplify right side
    54,930.25x = 1,441,963,173.88
  5. Step 5: Solve for x
    x = 1,441,963,173.88/54,930.25
  6. Step 6: Final answer
    x = 26,250.80

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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.