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Finding the Fourth Proportional to 44,745.46, 67,069 and 18,435.86

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Solution

The fourth proportional to 44,745.46, 67,069 and 18,435.86 is: 27,633.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,745.46 : 67,069 = 18,435.86 : x
  2. Step 2: Convert to fraction form
    44,745.46/67,069 = 18,435.86/x
  3. Step 3: Cross multiply
    44,745.46x = 67,069 × 18,435.86
  4. Step 4: Simplify right side
    44,745.46x = 1,236,474,694.34
  5. Step 5: Solve for x
    x = 1,236,474,694.34/44,745.46
  6. Step 6: Final answer
    x = 27,633.52

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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.