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Finding the Fourth Proportional to 40,246, 60,372.33 and 12,544

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Solution

The fourth proportional to 40,246, 60,372.33 and 12,544 is: 18,817.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,246 : 60,372.33 = 12,544 : x
  2. Step 2: Convert to fraction form
    40,246/60,372.33 = 12,544/x
  3. Step 3: Cross multiply
    40,246x = 60,372.33 × 12,544
  4. Step 4: Simplify right side
    40,246x = 757,310,507.52
  5. Step 5: Solve for x
    x = 757,310,507.52/40,246
  6. Step 6: Final answer
    x = 18,817.04

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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.