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Finding the Fourth Proportional to 44,999.40, 67,499.10 and 15,414.60

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Solution

The fourth proportional to 44,999.40, 67,499.10 and 15,414.60 is: 23,121.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,999.40 : 67,499.10 = 15,414.60 : x
  2. Step 2: Convert to fraction form
    44,999.40/67,499.10 = 15,414.60/x
  3. Step 3: Cross multiply
    44,999.40x = 67,499.10 × 15,414.60
  4. Step 4: Simplify right side
    44,999.40x = 1,040,471,626.86
  5. Step 5: Solve for x
    x = 1,040,471,626.86/44,999.40
  6. Step 6: Final answer
    x = 23,121.90

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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.