Home / 54,429.62-75,111.44-30,229.86

Finding the Fourth Proportional to 54,429.62, 75,111.44 and 30,229.86

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Solution

The fourth proportional to 54,429.62, 75,111.44 and 30,229.86 is: 41,716.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,429.62 : 75,111.44 = 30,229.86 : x
  2. Step 2: Convert to fraction form
    54,429.62/75,111.44 = 30,229.86/x
  3. Step 3: Cross multiply
    54,429.62x = 75,111.44 × 30,229.86
  4. Step 4: Simplify right side
    54,429.62x = 2,270,608,315.60
  5. Step 5: Solve for x
    x = 2,270,608,315.60/54,429.62
  6. Step 6: Final answer
    x = 41,716.41

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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.