Home / 54,620.48-75,375.84-30,747.44

Finding the Fourth Proportional to 54,620.48, 75,375.84 and 30,747.44

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Solution

The fourth proportional to 54,620.48, 75,375.84 and 30,747.44 is: 42,431.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,620.48 : 75,375.84 = 30,747.44 : x
  2. Step 2: Convert to fraction form
    54,620.48/75,375.84 = 30,747.44/x
  3. Step 3: Cross multiply
    54,620.48x = 75,375.84 × 30,747.44
  4. Step 4: Simplify right side
    54,620.48x = 2,317,614,117.85
  5. Step 5: Solve for x
    x = 2,317,614,117.85/54,620.48
  6. Step 6: Final answer
    x = 42,431.23

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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.