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Finding the Fourth Proportional to 41,294.70, 61,942.05 and 15,000.30

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Solution

The fourth proportional to 41,294.70, 61,942.05 and 15,000.30 is: 22,500.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,294.70 : 61,942.05 = 15,000.30 : x
  2. Step 2: Convert to fraction form
    41,294.70/61,942.05 = 15,000.30/x
  3. Step 3: Cross multiply
    41,294.70x = 61,942.05 × 15,000.30
  4. Step 4: Simplify right side
    41,294.70x = 929,149,332.62
  5. Step 5: Solve for x
    x = 929,149,332.62/41,294.70
  6. Step 6: Final answer
    x = 22,500.45

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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.