Home / 196,183.08-270,724.68-111,298.32

Finding the Fourth Proportional to 196,183.08, 270,724.68 and 111,298.32

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Solution

The fourth proportional to 196,183.08, 270,724.68 and 111,298.32 is: 153,587.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,183.08 : 270,724.68 = 111,298.32 : x
  2. Step 2: Convert to fraction form
    196,183.08/270,724.68 = 111,298.32/x
  3. Step 3: Cross multiply
    196,183.08x = 270,724.68 × 111,298.32
  4. Step 4: Simplify right side
    196,183.08x = 30,131,202,066.54
  5. Step 5: Solve for x
    x = 30,131,202,066.54/196,183.08
  6. Step 6: Final answer
    x = 153,587.16

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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.