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Finding the Fourth Proportional to 11,593.20, 17,400.60 and 9,951.60

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Solution

The fourth proportional to 11,593.20, 17,400.60 and 9,951.60 is: 14,936.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,593.20 : 17,400.60 = 9,951.60 : x
  2. Step 2: Convert to fraction form
    11,593.20/17,400.60 = 9,951.60/x
  3. Step 3: Cross multiply
    11,593.20x = 17,400.60 × 9,951.60
  4. Step 4: Simplify right side
    11,593.20x = 173,163,810.96
  5. Step 5: Solve for x
    x = 173,163,810.96/11,593.20
  6. Step 6: Final answer
    x = 14,936.67

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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.