Home / 43,596.31-65,440.55-20,245.27

Finding the Fourth Proportional to 43,596.31, 65,440.55 and 20,245.27

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Solution

The fourth proportional to 43,596.31, 65,440.55 and 20,245.27 is: 30,389.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,596.31 : 65,440.55 = 20,245.27 : x
  2. Step 2: Convert to fraction form
    43,596.31/65,440.55 = 20,245.27/x
  3. Step 3: Cross multiply
    43,596.31x = 65,440.55 × 20,245.27
  4. Step 4: Simplify right side
    43,596.31x = 1,324,861,502.47
  5. Step 5: Solve for x
    x = 1,324,861,502.47/43,596.31
  6. Step 6: Final answer
    x = 30,389.30

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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.