Home / 60,208.45-90,325.89-20,225.99

Finding the Fourth Proportional to 60,208.45, 90,325.89 and 20,225.99

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Solution

The fourth proportional to 60,208.45, 90,325.89 and 20,225.99 is: 30,343.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,208.45 : 90,325.89 = 20,225.99 : x
  2. Step 2: Convert to fraction form
    60,208.45/90,325.89 = 20,225.99/x
  3. Step 3: Cross multiply
    60,208.45x = 90,325.89 × 20,225.99
  4. Step 4: Simplify right side
    60,208.45x = 1,826,930,773.70
  5. Step 5: Solve for x
    x = 1,826,930,773.70/60,208.45
  6. Step 6: Final answer
    x = 30,343.43

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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.