Home / 274,930.12-412,100.34-180,124.48

Finding the Fourth Proportional to 274,930.12, 412,100.34 and 180,124.48

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Solution

The fourth proportional to 274,930.12, 412,100.34 and 180,124.48 is: 269,993.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,930.12 : 412,100.34 = 180,124.48 : x
  2. Step 2: Convert to fraction form
    274,930.12/412,100.34 = 180,124.48/x
  3. Step 3: Cross multiply
    274,930.12x = 412,100.34 × 180,124.48
  4. Step 4: Simplify right side
    274,930.12x = 74,229,359,450.32
  5. Step 5: Solve for x
    x = 74,229,359,450.32/274,930.12
  6. Step 6: Final answer
    x = 269,993.55

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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.