Home / 199,033.57-274,653.88-109,609.57

Finding the Fourth Proportional to 199,033.57, 274,653.88 and 109,609.57

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Solution

The fourth proportional to 199,033.57, 274,653.88 and 109,609.57 is: 151,254.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,033.57 : 274,653.88 = 109,609.57 : x
  2. Step 2: Convert to fraction form
    199,033.57/274,653.88 = 109,609.57/x
  3. Step 3: Cross multiply
    199,033.57x = 274,653.88 × 109,609.57
  4. Step 4: Simplify right side
    199,033.57x = 30,104,693,685.63
  5. Step 5: Solve for x
    x = 30,104,693,685.63/199,033.57
  6. Step 6: Final answer
    x = 151,254.35

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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.