Home / 39,398.25-54,369.59-25,251.10

Finding the Fourth Proportional to 39,398.25, 54,369.59 and 25,251.10

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Solution

The fourth proportional to 39,398.25, 54,369.59 and 25,251.10 is: 34,846.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,398.25 : 54,369.59 = 25,251.10 : x
  2. Step 2: Convert to fraction form
    39,398.25/54,369.59 = 25,251.10/x
  3. Step 3: Cross multiply
    39,398.25x = 54,369.59 × 25,251.10
  4. Step 4: Simplify right side
    39,398.25x = 1,372,891,691.87
  5. Step 5: Solve for x
    x = 1,372,891,691.87/39,398.25
  6. Step 6: Final answer
    x = 34,846.51

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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.