Home / 197,651.03-272,760.62-107,008.97

Finding the Fourth Proportional to 197,651.03, 272,760.62 and 107,008.97

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Solution

The fourth proportional to 197,651.03, 272,760.62 and 107,008.97 is: 147,673.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,651.03 : 272,760.62 = 107,008.97 : x
  2. Step 2: Convert to fraction form
    197,651.03/272,760.62 = 107,008.97/x
  3. Step 3: Cross multiply
    197,651.03x = 272,760.62 × 107,008.97
  4. Step 4: Simplify right side
    197,651.03x = 29,187,831,103.91
  5. Step 5: Solve for x
    x = 29,187,831,103.91/197,651.03
  6. Step 6: Final answer
    x = 147,673.56

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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.