Home / 199,181.50-274,876.23-109,763.26

Finding the Fourth Proportional to 199,181.50, 274,876.23 and 109,763.26

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Solution

The fourth proportional to 199,181.50, 274,876.23 and 109,763.26 is: 151,476.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,181.50 : 274,876.23 = 109,763.26 : x
  2. Step 2: Convert to fraction form
    199,181.50/274,876.23 = 109,763.26/x
  3. Step 3: Cross multiply
    199,181.50x = 274,876.23 × 109,763.26
  4. Step 4: Simplify right side
    199,181.50x = 30,171,311,101.31
  5. Step 5: Solve for x
    x = 30,171,311,101.31/199,181.50
  6. Step 6: Final answer
    x = 151,476.47

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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.