Home / 197,824.52-272,997.88-107,181.12

Finding the Fourth Proportional to 197,824.52, 272,997.88 and 107,181.12

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Solution

The fourth proportional to 197,824.52, 272,997.88 and 107,181.12 is: 147,909.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,824.52 : 272,997.88 = 107,181.12 : x
  2. Step 2: Convert to fraction form
    197,824.52/272,997.88 = 107,181.12/x
  3. Step 3: Cross multiply
    197,824.52x = 272,997.88 × 107,181.12
  4. Step 4: Simplify right side
    197,824.52x = 29,260,218,536.03
  5. Step 5: Solve for x
    x = 29,260,218,536.03/197,824.52
  6. Step 6: Final answer
    x = 147,909.97

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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.