Home / 196,245.30-270,747.66-111,313.16

Finding the Fourth Proportional to 196,245.30, 270,747.66 and 111,313.16

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Solution

The fourth proportional to 196,245.30, 270,747.66 and 111,313.16 is: 153,571.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,245.30 : 270,747.66 = 111,313.16 : x
  2. Step 2: Convert to fraction form
    196,245.30/270,747.66 = 111,313.16/x
  3. Step 3: Cross multiply
    196,245.30x = 270,747.66 × 111,313.16
  4. Step 4: Simplify right side
    196,245.30x = 30,137,777,597.21
  5. Step 5: Solve for x
    x = 30,137,777,597.21/196,245.30
  6. Step 6: Final answer
    x = 153,571.97

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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.