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Finding the Fourth Proportional to 41,232.40, 61,821.60 and 16,257.40

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Solution

The fourth proportional to 41,232.40, 61,821.60 and 16,257.40 is: 24,375.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,232.40 : 61,821.60 = 16,257.40 : x
  2. Step 2: Convert to fraction form
    41,232.40/61,821.60 = 16,257.40/x
  3. Step 3: Cross multiply
    41,232.40x = 61,821.60 × 16,257.40
  4. Step 4: Simplify right side
    41,232.40x = 1,005,058,479.84
  5. Step 5: Solve for x
    x = 1,005,058,479.84/41,232.40
  6. Step 6: Final answer
    x = 24,375.45

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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.