Home / 197,540.24-272,612.04-108,116.24

Finding the Fourth Proportional to 197,540.24, 272,612.04 and 108,116.24

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Solution

The fourth proportional to 197,540.24, 272,612.04 and 108,116.24 is: 149,203.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,540.24 : 272,612.04 = 108,116.24 : x
  2. Step 2: Convert to fraction form
    197,540.24/272,612.04 = 108,116.24/x
  3. Step 3: Cross multiply
    197,540.24x = 272,612.04 × 108,116.24
  4. Step 4: Simplify right side
    197,540.24x = 29,473,788,743.53
  5. Step 5: Solve for x
    x = 29,473,788,743.53/197,540.24
  6. Step 6: Final answer
    x = 149,203.97

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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.