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Finding the Fourth Proportional to 16,221.93, 24,323.05 and 7,893.55

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Solution

The fourth proportional to 16,221.93, 24,323.05 and 7,893.55 is: 11,835.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,221.93 : 24,323.05 = 7,893.55 : x
  2. Step 2: Convert to fraction form
    16,221.93/24,323.05 = 7,893.55/x
  3. Step 3: Cross multiply
    16,221.93x = 24,323.05 × 7,893.55
  4. Step 4: Simplify right side
    16,221.93x = 191,995,211.33
  5. Step 5: Solve for x
    x = 191,995,211.33/16,221.93
  6. Step 6: Final answer
    x = 11,835.53

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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.