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Finding the Fourth Proportional to 17,211.99, 25,817.98 and 5,533.41

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Solution

The fourth proportional to 17,211.99, 25,817.98 and 5,533.41 is: 8,300.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,211.99 : 25,817.98 = 5,533.41 : x
  2. Step 2: Convert to fraction form
    17,211.99/25,817.98 = 5,533.41/x
  3. Step 3: Cross multiply
    17,211.99x = 25,817.98 × 5,533.41
  4. Step 4: Simplify right side
    17,211.99x = 142,861,468.71
  5. Step 5: Solve for x
    x = 142,861,468.71/17,211.99
  6. Step 6: Final answer
    x = 8,300.11

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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.