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Finding the Fourth Proportional to 29,529, 40,750.02 and 16,281

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Solution

The fourth proportional to 29,529, 40,750.02 and 16,281 is: 22,467.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,529 : 40,750.02 = 16,281 : x
  2. Step 2: Convert to fraction form
    29,529/40,750.02 = 16,281/x
  3. Step 3: Cross multiply
    29,529x = 40,750.02 × 16,281
  4. Step 4: Simplify right side
    29,529x = 663,451,075.62
  5. Step 5: Solve for x
    x = 663,451,075.62/29,529
  6. Step 6: Final answer
    x = 22,467.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.