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Finding the Fourth Proportional to 16,399.78, 24,580.44 and 7,044.85

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Solution

The fourth proportional to 16,399.78, 24,580.44 and 7,044.85 is: 10,559.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,399.78 : 24,580.44 = 7,044.85 : x
  2. Step 2: Convert to fraction form
    16,399.78/24,580.44 = 7,044.85/x
  3. Step 3: Cross multiply
    16,399.78x = 24,580.44 × 7,044.85
  4. Step 4: Simplify right side
    16,399.78x = 173,165,512.73
  5. Step 5: Solve for x
    x = 173,165,512.73/16,399.78
  6. Step 6: Final answer
    x = 10,559.01

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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.