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Finding the Fourth Proportional to 16,473.26, 22,734.72 and 9,400.74

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Solution

The fourth proportional to 16,473.26, 22,734.72 and 9,400.74 is: 12,973.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,473.26 : 22,734.72 = 9,400.74 : x
  2. Step 2: Convert to fraction form
    16,473.26/22,734.72 = 9,400.74/x
  3. Step 3: Cross multiply
    16,473.26x = 22,734.72 × 9,400.74
  4. Step 4: Simplify right side
    16,473.26x = 213,723,191.69
  5. Step 5: Solve for x
    x = 213,723,191.69/16,473.26
  6. Step 6: Final answer
    x = 12,973.95

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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.