Home / 274,922.55-412,254.41-106,521.75

Finding the Fourth Proportional to 274,922.55, 412,254.41 and 106,521.75

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Solution

The fourth proportional to 274,922.55, 412,254.41 and 106,521.75 is: 159,732.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,922.55 : 412,254.41 = 106,521.75 : x
  2. Step 2: Convert to fraction form
    274,922.55/412,254.41 = 106,521.75/x
  3. Step 3: Cross multiply
    274,922.55x = 412,254.41 × 106,521.75
  4. Step 4: Simplify right side
    274,922.55x = 43,914,060,665.81
  5. Step 5: Solve for x
    x = 43,914,060,665.81/274,922.55
  6. Step 6: Final answer
    x = 159,732.48

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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.