Home / 54,447.69-75,135.38-30,250.22

Finding the Fourth Proportional to 54,447.69, 75,135.38 and 30,250.22

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Solution

The fourth proportional to 54,447.69, 75,135.38 and 30,250.22 is: 41,743.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,447.69 : 75,135.38 = 30,250.22 : x
  2. Step 2: Convert to fraction form
    54,447.69/75,135.38 = 30,250.22/x
  3. Step 3: Cross multiply
    54,447.69x = 75,135.38 × 30,250.22
  4. Step 4: Simplify right side
    54,447.69x = 2,272,861,774.78
  5. Step 5: Solve for x
    x = 2,272,861,774.78/54,447.69
  6. Step 6: Final answer
    x = 41,743.95

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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.