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Finding the Fourth Proportional to 41,101.20, 61,651.80 and 14,824.80

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Solution

The fourth proportional to 41,101.20, 61,651.80 and 14,824.80 is: 22,237.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,101.20 : 61,651.80 = 14,824.80 : x
  2. Step 2: Convert to fraction form
    41,101.20/61,651.80 = 14,824.80/x
  3. Step 3: Cross multiply
    41,101.20x = 61,651.80 × 14,824.80
  4. Step 4: Simplify right side
    41,101.20x = 913,975,604.64
  5. Step 5: Solve for x
    x = 913,975,604.64/41,101.20
  6. Step 6: Final answer
    x = 22,237.20

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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.