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Finding the Fourth Proportional to 41,505.80, 62,220.90 and 15,204.20

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Solution

The fourth proportional to 41,505.80, 62,220.90 and 15,204.20 is: 22,792.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,505.80 : 62,220.90 = 15,204.20 : x
  2. Step 2: Convert to fraction form
    41,505.80/62,220.90 = 15,204.20/x
  3. Step 3: Cross multiply
    41,505.80x = 62,220.90 × 15,204.20
  4. Step 4: Simplify right side
    41,505.80x = 946,019,007.78
  5. Step 5: Solve for x
    x = 946,019,007.78/41,505.80
  6. Step 6: Final answer
    x = 22,792.45

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1.5x scale

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.