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Finding the Fourth Proportional to 22,193.01, 33,289.64 and 7,401.88

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Solution

The fourth proportional to 22,193.01, 33,289.64 and 7,401.88 is: 11,102.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,193.01 : 33,289.64 = 7,401.88 : x
  2. Step 2: Convert to fraction form
    22,193.01/33,289.64 = 7,401.88/x
  3. Step 3: Cross multiply
    22,193.01x = 33,289.64 × 7,401.88
  4. Step 4: Simplify right side
    22,193.01x = 246,406,056.92
  5. Step 5: Solve for x
    x = 246,406,056.92/22,193.01
  6. Step 6: Final answer
    x = 11,102.87

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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.