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Finding the Fourth Proportional to 16,975.32, 23,425.98 and 9,523.32

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Solution

The fourth proportional to 16,975.32, 23,425.98 and 9,523.32 is: 13,142.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,975.32 : 23,425.98 = 9,523.32 : x
  2. Step 2: Convert to fraction form
    16,975.32/23,425.98 = 9,523.32/x
  3. Step 3: Cross multiply
    16,975.32x = 23,425.98 × 9,523.32
  4. Step 4: Simplify right side
    16,975.32x = 223,093,103.85
  5. Step 5: Solve for x
    x = 223,093,103.85/16,975.32
  6. Step 6: Final answer
    x = 13,142.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.