Home / 39,249.55-54,160.50-22,250.44

Finding the Fourth Proportional to 39,249.55, 54,160.50 and 22,250.44

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Solution

The fourth proportional to 39,249.55, 54,160.50 and 22,250.44 is: 30,703.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,249.55 : 54,160.50 = 22,250.44 : x
  2. Step 2: Convert to fraction form
    39,249.55/54,160.50 = 22,250.44/x
  3. Step 3: Cross multiply
    39,249.55x = 54,160.50 × 22,250.44
  4. Step 4: Simplify right side
    39,249.55x = 1,205,094,955.62
  5. Step 5: Solve for x
    x = 1,205,094,955.62/39,249.55
  6. Step 6: Final answer
    x = 30,703.41

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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.