Home / 197,581.44-272,654.40-108,157.44

Finding the Fourth Proportional to 197,581.44, 272,654.40 and 108,157.44

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Solution

The fourth proportional to 197,581.44, 272,654.40 and 108,157.44 is: 149,252.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,581.44 : 272,654.40 = 108,157.44 : x
  2. Step 2: Convert to fraction form
    197,581.44/272,654.40 = 108,157.44/x
  3. Step 3: Cross multiply
    197,581.44x = 272,654.40 × 108,157.44
  4. Step 4: Simplify right side
    197,581.44x = 29,489,601,908.74
  5. Step 5: Solve for x
    x = 29,489,601,908.74/197,581.44
  6. Step 6: Final answer
    x = 149,252.89

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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.