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Finding the Fourth Proportional to 44,540.80, 66,859.80 and 24,809.20

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Solution

The fourth proportional to 44,540.80, 66,859.80 and 24,809.20 is: 37,240.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,540.80 : 66,859.80 = 24,809.20 : x
  2. Step 2: Convert to fraction form
    44,540.80/66,859.80 = 24,809.20/x
  3. Step 3: Cross multiply
    44,540.80x = 66,859.80 × 24,809.20
  4. Step 4: Simplify right side
    44,540.80x = 1,658,738,150.16
  5. Step 5: Solve for x
    x = 1,658,738,150.16/44,540.80
  6. Step 6: Final answer
    x = 37,240.87

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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.