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Finding the Fourth Proportional to 11,581, 17,372.46 and 3,373

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Solution

The fourth proportional to 11,581, 17,372.46 and 3,373 is: 5,059.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,581 : 17,372.46 = 3,373 : x
  2. Step 2: Convert to fraction form
    11,581/17,372.46 = 3,373/x
  3. Step 3: Cross multiply
    11,581x = 17,372.46 × 3,373
  4. Step 4: Simplify right side
    11,581x = 58,597,307.58
  5. Step 5: Solve for x
    x = 58,597,307.58/11,581
  6. Step 6: Final answer
    x = 5,059.78

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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.