Home / 196,119.62-270,636.54-108,899.29

Finding the Fourth Proportional to 196,119.62, 270,636.54 and 108,899.29

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Solution

The fourth proportional to 196,119.62, 270,636.54 and 108,899.29 is: 150,276.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,119.62 : 270,636.54 = 108,899.29 : x
  2. Step 2: Convert to fraction form
    196,119.62/270,636.54 = 108,899.29/x
  3. Step 3: Cross multiply
    196,119.62x = 270,636.54 × 108,899.29
  4. Step 4: Simplify right side
    196,119.62x = 29,472,127,054.06
  5. Step 5: Solve for x
    x = 29,472,127,054.06/196,119.62
  6. Step 6: Final answer
    x = 150,276.28

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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.