Home / 109,709.31-164,563.94-29,747.73

Finding the Fourth Proportional to 109,709.31, 164,563.94 and 29,747.73

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Solution

The fourth proportional to 109,709.31, 164,563.94 and 29,747.73 is: 44,621.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,709.31 : 164,563.94 = 29,747.73 : x
  2. Step 2: Convert to fraction form
    109,709.31/164,563.94 = 29,747.73/x
  3. Step 3: Cross multiply
    109,709.31x = 164,563.94 × 29,747.73
  4. Step 4: Simplify right side
    109,709.31x = 4,895,403,729.23
  5. Step 5: Solve for x
    x = 4,895,403,729.23/109,709.31
  6. Step 6: Final answer
    x = 44,621.59

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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.