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Finding the Fourth Proportional to 16,653.92, 24,964.32 and 9,261.76

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Solution

The fourth proportional to 16,653.92, 24,964.32 and 9,261.76 is: 13,883.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,653.92 : 24,964.32 = 9,261.76 : x
  2. Step 2: Convert to fraction form
    16,653.92/24,964.32 = 9,261.76/x
  3. Step 3: Cross multiply
    16,653.92x = 24,964.32 × 9,261.76
  4. Step 4: Simplify right side
    16,653.92x = 231,213,540.40
  5. Step 5: Solve for x
    x = 231,213,540.40/16,653.92
  6. Step 6: Final answer
    x = 13,883.43

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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.