Home / 199,033.20-274,653.37-109,609.20

Finding the Fourth Proportional to 199,033.20, 274,653.37 and 109,609.20

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Solution

The fourth proportional to 199,033.20, 274,653.37 and 109,609.20 is: 151,253.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,033.20 : 274,653.37 = 109,609.20 : x
  2. Step 2: Convert to fraction form
    199,033.20/274,653.37 = 109,609.20/x
  3. Step 3: Cross multiply
    199,033.20x = 274,653.37 × 109,609.20
  4. Step 4: Simplify right side
    199,033.20x = 30,104,536,163.00
  5. Step 5: Solve for x
    x = 30,104,536,163.00/199,033.20
  6. Step 6: Final answer
    x = 151,253.84

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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.