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Finding the Fourth Proportional to 16,657.78, 24,993.59 and 7,292.98

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Solution

The fourth proportional to 16,657.78, 24,993.59 and 7,292.98 is: 10,942.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,657.78 : 24,993.59 = 7,292.98 : x
  2. Step 2: Convert to fraction form
    16,657.78/24,993.59 = 7,292.98/x
  3. Step 3: Cross multiply
    16,657.78x = 24,993.59 × 7,292.98
  4. Step 4: Simplify right side
    16,657.78x = 182,277,645.26
  5. Step 5: Solve for x
    x = 182,277,645.26/16,657.78
  6. Step 6: Final answer
    x = 10,942.49

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Similar ratio
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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.