Home / 274,675.14-412,279.01-132,620.60

Finding the Fourth Proportional to 274,675.14, 412,279.01 and 132,620.60

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Solution

The fourth proportional to 274,675.14, 412,279.01 and 132,620.60 is: 199,059.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,675.14 : 412,279.01 = 132,620.60 : x
  2. Step 2: Convert to fraction form
    274,675.14/412,279.01 = 132,620.60/x
  3. Step 3: Cross multiply
    274,675.14x = 412,279.01 × 132,620.60
  4. Step 4: Simplify right side
    274,675.14x = 54,676,686,949.11
  5. Step 5: Solve for x
    x = 54,676,686,949.11/274,675.14
  6. Step 6: Final answer
    x = 199,059.47

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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.