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Finding the Fourth Proportional to 60,929.92, 91,396.68 and 16,556.44

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Solution

The fourth proportional to 60,929.92, 91,396.68 and 16,556.44 is: 24,835.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,929.92 : 91,396.68 = 16,556.44 : x
  2. Step 2: Convert to fraction form
    60,929.92/91,396.68 = 16,556.44/x
  3. Step 3: Cross multiply
    60,929.92x = 91,396.68 × 16,556.44
  4. Step 4: Simplify right side
    60,929.92x = 1,513,203,648.62
  5. Step 5: Solve for x
    x = 1,513,203,648.62/60,929.92
  6. Step 6: Final answer
    x = 24,835.15

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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.