Home / 54,489.49-75,195.56-30,616.15

Finding the Fourth Proportional to 54,489.49, 75,195.56 and 30,616.15

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Solution

The fourth proportional to 54,489.49, 75,195.56 and 30,616.15 is: 42,250.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,489.49 : 75,195.56 = 30,616.15 : x
  2. Step 2: Convert to fraction form
    54,489.49/75,195.56 = 30,616.15/x
  3. Step 3: Cross multiply
    54,489.49x = 75,195.56 × 30,616.15
  4. Step 4: Simplify right side
    54,489.49x = 2,302,198,544.29
  5. Step 5: Solve for x
    x = 2,302,198,544.29/54,489.49
  6. Step 6: Final answer
    x = 42,250.32

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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.