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Finding the Fourth Proportional to 16,637.88, 24,960.78 and 5,544.64

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Solution

The fourth proportional to 16,637.88, 24,960.78 and 5,544.64 is: 8,318.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,637.88 : 24,960.78 = 5,544.64 : x
  2. Step 2: Convert to fraction form
    16,637.88/24,960.78 = 5,544.64/x
  3. Step 3: Cross multiply
    16,637.88x = 24,960.78 × 5,544.64
  4. Step 4: Simplify right side
    16,637.88x = 138,398,539.22
  5. Step 5: Solve for x
    x = 138,398,539.22/16,637.88
  6. Step 6: Final answer
    x = 8,318.28

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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.