Home / 43,598.46-65,436.57-20,238.06

Finding the Fourth Proportional to 43,598.46, 65,436.57 and 20,238.06

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Solution

The fourth proportional to 43,598.46, 65,436.57 and 20,238.06 is: 30,375.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,598.46 : 65,436.57 = 20,238.06 : x
  2. Step 2: Convert to fraction form
    43,598.46/65,436.57 = 20,238.06/x
  3. Step 3: Cross multiply
    43,598.46x = 65,436.57 × 20,238.06
  4. Step 4: Simplify right side
    43,598.46x = 1,324,309,229.85
  5. Step 5: Solve for x
    x = 1,324,309,229.85/43,598.46
  6. Step 6: Final answer
    x = 30,375.14

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1.5x scale

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.