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Finding the Fourth Proportional to 16,903.62, 23,326.92 and 9,451.62

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Solution

The fourth proportional to 16,903.62, 23,326.92 and 9,451.62 is: 13,043.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,903.62 : 23,326.92 = 9,451.62 : x
  2. Step 2: Convert to fraction form
    16,903.62/23,326.92 = 9,451.62/x
  3. Step 3: Cross multiply
    16,903.62x = 23,326.92 × 9,451.62
  4. Step 4: Simplify right side
    16,903.62x = 220,477,183.61
  5. Step 5: Solve for x
    x = 220,477,183.61/16,903.62
  6. Step 6: Final answer
    x = 13,043.19

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Half scale
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Double scale
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Similar ratio
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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.