Home / 54,104.03-74,662.13-30,230.90

Finding the Fourth Proportional to 54,104.03, 74,662.13 and 30,230.90

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Solution

The fourth proportional to 54,104.03, 74,662.13 and 30,230.90 is: 41,717.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,104.03 : 74,662.13 = 30,230.90 : x
  2. Step 2: Convert to fraction form
    54,104.03/74,662.13 = 30,230.90/x
  3. Step 3: Cross multiply
    54,104.03x = 74,662.13 × 30,230.90
  4. Step 4: Simplify right side
    54,104.03x = 2,257,103,648.05
  5. Step 5: Solve for x
    x = 2,257,103,648.05/54,104.03
  6. Step 6: Final answer
    x = 41,717.85

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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.