Home / 43,519.26-65,217.84-18,525.48

Finding the Fourth Proportional to 43,519.26, 65,217.84 and 18,525.48

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Solution

The fourth proportional to 43,519.26, 65,217.84 and 18,525.48 is: 27,762.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,519.26 : 65,217.84 = 18,525.48 : x
  2. Step 2: Convert to fraction form
    43,519.26/65,217.84 = 18,525.48/x
  3. Step 3: Cross multiply
    43,519.26x = 65,217.84 × 18,525.48
  4. Step 4: Simplify right side
    43,519.26x = 1,208,191,790.56
  5. Step 5: Solve for x
    x = 1,208,191,790.56/43,519.26
  6. Step 6: Final answer
    x = 27,762.23

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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.