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Finding the Fourth Proportional to 16,188.78, 24,267.69 and 6,324.78

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Solution

The fourth proportional to 16,188.78, 24,267.69 and 6,324.78 is: 9,481.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,188.78 : 24,267.69 = 6,324.78 : x
  2. Step 2: Convert to fraction form
    16,188.78/24,267.69 = 6,324.78/x
  3. Step 3: Cross multiply
    16,188.78x = 24,267.69 × 6,324.78
  4. Step 4: Simplify right side
    16,188.78x = 153,487,800.36
  5. Step 5: Solve for x
    x = 153,487,800.36/16,188.78
  6. Step 6: Final answer
    x = 9,481.12

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1.5x scale

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.