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Finding the Fourth Proportional to 11,653.70, 17,483.28 and 3,333.84

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Solution

The fourth proportional to 11,653.70, 17,483.28 and 3,333.84 is: 5,001.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,653.70 : 17,483.28 = 3,333.84 : x
  2. Step 2: Convert to fraction form
    11,653.70/17,483.28 = 3,333.84/x
  3. Step 3: Cross multiply
    11,653.70x = 17,483.28 × 3,333.84
  4. Step 4: Simplify right side
    11,653.70x = 58,286,458.20
  5. Step 5: Solve for x
    x = 58,286,458.20/11,653.70
  6. Step 6: Final answer
    x = 5,001.54

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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.