Home / 43,822.20-65,733.30-12,232.20

Finding the Fourth Proportional to 43,822.20, 65,733.30 and 12,232.20

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Solution

The fourth proportional to 43,822.20, 65,733.30 and 12,232.20 is: 18,348.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,822.20 : 65,733.30 = 12,232.20 : x
  2. Step 2: Convert to fraction form
    43,822.20/65,733.30 = 12,232.20/x
  3. Step 3: Cross multiply
    43,822.20x = 65,733.30 × 12,232.20
  4. Step 4: Simplify right side
    43,822.20x = 804,062,872.26
  5. Step 5: Solve for x
    x = 804,062,872.26/43,822.20
  6. Step 6: Final answer
    x = 18,348.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.