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Finding the Fourth Proportional to 11,658.08, 17,487.30 and 2,893

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Solution

The fourth proportional to 11,658.08, 17,487.30 and 2,893 is: 4,339.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,658.08 : 17,487.30 = 2,893 : x
  2. Step 2: Convert to fraction form
    11,658.08/17,487.30 = 2,893/x
  3. Step 3: Cross multiply
    11,658.08x = 17,487.30 × 2,893
  4. Step 4: Simplify right side
    11,658.08x = 50,590,758.90
  5. Step 5: Solve for x
    x = 50,590,758.90/11,658.08
  6. Step 6: Final answer
    x = 4,339.54

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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.