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Finding the Fourth Proportional to 16,653.63, 24,972.03 and 5,556.36

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Solution

The fourth proportional to 16,653.63, 24,972.03 and 5,556.36 is: 8,331.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,653.63 : 24,972.03 = 5,556.36 : x
  2. Step 2: Convert to fraction form
    16,653.63/24,972.03 = 5,556.36/x
  3. Step 3: Cross multiply
    16,653.63x = 24,972.03 × 5,556.36
  4. Step 4: Simplify right side
    16,653.63x = 138,753,588.61
  5. Step 5: Solve for x
    x = 138,753,588.61/16,653.63
  6. Step 6: Final answer
    x = 8,331.73

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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.