Home / 39,174.88-54,101.68-33,553.12

Finding the Fourth Proportional to 39,174.88, 54,101.68 and 33,553.12

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Solution

The fourth proportional to 39,174.88, 54,101.68 and 33,553.12 is: 46,337.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,174.88 : 54,101.68 = 33,553.12 : x
  2. Step 2: Convert to fraction form
    39,174.88/54,101.68 = 33,553.12/x
  3. Step 3: Cross multiply
    39,174.88x = 54,101.68 × 33,553.12
  4. Step 4: Simplify right side
    39,174.88x = 1,815,280,161.24
  5. Step 5: Solve for x
    x = 1,815,280,161.24/39,174.88
  6. Step 6: Final answer
    x = 46,337.86

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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.