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Finding the Fourth Proportional to 16,506.08, 24,772.08 and 9,115.64

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Solution

The fourth proportional to 16,506.08, 24,772.08 and 9,115.64 is: 13,680.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,506.08 : 24,772.08 = 9,115.64 : x
  2. Step 2: Convert to fraction form
    16,506.08/24,772.08 = 9,115.64/x
  3. Step 3: Cross multiply
    16,506.08x = 24,772.08 × 9,115.64
  4. Step 4: Simplify right side
    16,506.08x = 225,813,363.33
  5. Step 5: Solve for x
    x = 225,813,363.33/16,506.08
  6. Step 6: Final answer
    x = 13,680.62

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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.