Home / 276,220.42-414,418.20-98,723.50

Finding the Fourth Proportional to 276,220.42, 414,418.20 and 98,723.50

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Solution

The fourth proportional to 276,220.42, 414,418.20 and 98,723.50 is: 148,116.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,220.42 : 414,418.20 = 98,723.50 : x
  2. Step 2: Convert to fraction form
    276,220.42/414,418.20 = 98,723.50/x
  3. Step 3: Cross multiply
    276,220.42x = 414,418.20 × 98,723.50
  4. Step 4: Simplify right side
    276,220.42x = 40,912,815,167.70
  5. Step 5: Solve for x
    x = 40,912,815,167.70/276,220.42
  6. Step 6: Final answer
    x = 148,116.55

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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.