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Finding the Fourth Proportional to 16,804.76, 23,191.07 and 9,251.55

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Solution

The fourth proportional to 16,804.76, 23,191.07 and 9,251.55 is: 12,767.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,804.76 : 23,191.07 = 9,251.55 : x
  2. Step 2: Convert to fraction form
    16,804.76/23,191.07 = 9,251.55/x
  3. Step 3: Cross multiply
    16,804.76x = 23,191.07 × 9,251.55
  4. Step 4: Simplify right side
    16,804.76x = 214,553,297.40
  5. Step 5: Solve for x
    x = 214,553,297.40/16,804.76
  6. Step 6: Final answer
    x = 12,767.42

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Half scale
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Double scale
Find fourth proportional to 16,805.76, 23,192.45 and 9,252.55
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.