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Finding the Fourth Proportional to 41,082.40, 61,623.40 and 16,104.80

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Solution

The fourth proportional to 41,082.40, 61,623.40 and 16,104.80 is: 24,157.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,082.40 : 61,623.40 = 16,104.80 : x
  2. Step 2: Convert to fraction form
    41,082.40/61,623.40 = 16,104.80/x
  3. Step 3: Cross multiply
    41,082.40x = 61,623.40 × 16,104.80
  4. Step 4: Simplify right side
    41,082.40x = 992,432,532.32
  5. Step 5: Solve for x
    x = 992,432,532.32/41,082.40
  6. Step 6: Final answer
    x = 24,157.12

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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.