Home / 41,103.25-56,722.89-22,240.78

Finding the Fourth Proportional to 41,103.25, 56,722.89 and 22,240.78

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Solution

The fourth proportional to 41,103.25, 56,722.89 and 22,240.78 is: 30,692.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,103.25 : 56,722.89 = 22,240.78 : x
  2. Step 2: Convert to fraction form
    41,103.25/56,722.89 = 22,240.78/x
  3. Step 3: Cross multiply
    41,103.25x = 56,722.89 × 22,240.78
  4. Step 4: Simplify right side
    41,103.25x = 1,261,561,317.45
  5. Step 5: Solve for x
    x = 1,261,561,317.45/41,103.25
  6. Step 6: Final answer
    x = 30,692.50

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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.