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Finding the Fourth Proportional to 23,674.56, 35,511.84 and 8,103.12

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Solution

The fourth proportional to 23,674.56, 35,511.84 and 8,103.12 is: 12,154.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,674.56 : 35,511.84 = 8,103.12 : x
  2. Step 2: Convert to fraction form
    23,674.56/35,511.84 = 8,103.12/x
  3. Step 3: Cross multiply
    23,674.56x = 35,511.84 × 8,103.12
  4. Step 4: Simplify right side
    23,674.56x = 287,756,700.94
  5. Step 5: Solve for x
    x = 287,756,700.94/23,674.56
  6. Step 6: Final answer
    x = 12,154.68

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.