Home / 41,408.85-57,142.97-23,011.90

Finding the Fourth Proportional to 41,408.85, 57,142.97 and 23,011.90

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Solution

The fourth proportional to 41,408.85, 57,142.97 and 23,011.90 is: 31,755.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,408.85 : 57,142.97 = 23,011.90 : x
  2. Step 2: Convert to fraction form
    41,408.85/57,142.97 = 23,011.90/x
  3. Step 3: Cross multiply
    41,408.85x = 57,142.97 × 23,011.90
  4. Step 4: Simplify right side
    41,408.85x = 1,314,967,910.57
  5. Step 5: Solve for x
    x = 1,314,967,910.57/41,408.85
  6. Step 6: Final answer
    x = 31,755.72

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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.