Home / 109,908.82-164,777.10-43,398.73

Finding the Fourth Proportional to 109,908.82, 164,777.10 and 43,398.73

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Solution

The fourth proportional to 109,908.82, 164,777.10 and 43,398.73 is: 65,064.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,908.82 : 164,777.10 = 43,398.73 : x
  2. Step 2: Convert to fraction form
    109,908.82/164,777.10 = 43,398.73/x
  3. Step 3: Cross multiply
    109,908.82x = 164,777.10 × 43,398.73
  4. Step 4: Simplify right side
    109,908.82x = 7,151,116,873.08
  5. Step 5: Solve for x
    x = 7,151,116,873.08/109,908.82
  6. Step 6: Final answer
    x = 65,064.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.