Home / 39,542.22-54,558.81-25,414.38

Finding the Fourth Proportional to 39,542.22, 54,558.81 and 25,414.38

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Solution

The fourth proportional to 39,542.22, 54,558.81 and 25,414.38 is: 35,065.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,542.22 : 54,558.81 = 25,414.38 : x
  2. Step 2: Convert to fraction form
    39,542.22/54,558.81 = 25,414.38/x
  3. Step 3: Cross multiply
    39,542.22x = 54,558.81 × 25,414.38
  4. Step 4: Simplify right side
    39,542.22x = 1,386,578,329.69
  5. Step 5: Solve for x
    x = 1,386,578,329.69/39,542.22
  6. Step 6: Final answer
    x = 35,065.77

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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.