Home / 60,542.21-90,821.25-20,002.26

Finding the Fourth Proportional to 60,542.21, 90,821.25 and 20,002.26

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Solution

The fourth proportional to 60,542.21, 90,821.25 and 20,002.26 is: 30,006.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,542.21 : 90,821.25 = 20,002.26 : x
  2. Step 2: Convert to fraction form
    60,542.21/90,821.25 = 20,002.26/x
  3. Step 3: Cross multiply
    60,542.21x = 90,821.25 × 20,002.26
  4. Step 4: Simplify right side
    60,542.21x = 1,816,629,990.45
  5. Step 5: Solve for x
    x = 1,816,629,990.45/60,542.21
  6. Step 6: Final answer
    x = 30,006.01

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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.