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Finding the Fourth Proportional to 11,695.56, 17,392.92 and 11,326.41

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Solution

The fourth proportional to 11,695.56, 17,392.92 and 11,326.41 is: 16,843.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,695.56 : 17,392.92 = 11,326.41 : x
  2. Step 2: Convert to fraction form
    11,695.56/17,392.92 = 11,326.41/x
  3. Step 3: Cross multiply
    11,695.56x = 17,392.92 × 11,326.41
  4. Step 4: Simplify right side
    11,695.56x = 196,999,343.02
  5. Step 5: Solve for x
    x = 196,999,343.02/11,695.56
  6. Step 6: Final answer
    x = 16,843.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.