Home / 54,175.92-74,766.68-30,310.28

Finding the Fourth Proportional to 54,175.92, 74,766.68 and 30,310.28

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Solution

The fourth proportional to 54,175.92, 74,766.68 and 30,310.28 is: 41,830.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,175.92 : 74,766.68 = 30,310.28 : x
  2. Step 2: Convert to fraction form
    54,175.92/74,766.68 = 30,310.28/x
  3. Step 3: Cross multiply
    54,175.92x = 74,766.68 × 30,310.28
  4. Step 4: Simplify right side
    54,175.92x = 2,266,199,005.47
  5. Step 5: Solve for x
    x = 2,266,199,005.47/54,175.92
  6. Step 6: Final answer
    x = 41,830.37

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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.