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Finding the Fourth Proportional to 36,235.47, 54,353.24 and 9,940.41

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Solution

The fourth proportional to 36,235.47, 54,353.24 and 9,940.41 is: 14,910.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,235.47 : 54,353.24 = 9,940.41 : x
  2. Step 2: Convert to fraction form
    36,235.47/54,353.24 = 9,940.41/x
  3. Step 3: Cross multiply
    36,235.47x = 54,353.24 × 9,940.41
  4. Step 4: Simplify right side
    36,235.47x = 540,293,440.73
  5. Step 5: Solve for x
    x = 540,293,440.73/36,235.47
  6. Step 6: Final answer
    x = 14,910.62

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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.