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Finding the Fourth Proportional to 40,532, 60,797.68 and 12,452

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Solution

The fourth proportional to 40,532, 60,797.68 and 12,452 is: 18,677.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,532 : 60,797.68 = 12,452 : x
  2. Step 2: Convert to fraction form
    40,532/60,797.68 = 12,452/x
  3. Step 3: Cross multiply
    40,532x = 60,797.68 × 12,452
  4. Step 4: Simplify right side
    40,532x = 757,052,711.36
  5. Step 5: Solve for x
    x = 757,052,711.36/40,532
  6. Step 6: Final answer
    x = 18,677.90

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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.