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Finding the Fourth Proportional to 36,996,469.80, 55,494,704.70 and 35,484,815.40

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Solution

The fourth proportional to 36,996,469.80, 55,494,704.70 and 35,484,815.40 is: 53,227,223.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,996,469.80 : 55,494,704.70 = 35,484,815.40 : x
  2. Step 2: Convert to fraction form
    36,996,469.80/55,494,704.70 = 35,484,815.40/x
  3. Step 3: Cross multiply
    36,996,469.80x = 55,494,704.70 × 35,484,815.40
  4. Step 4: Simplify right side
    36,996,469.80x = 1,969,219,351,957,012.50
  5. Step 5: Solve for x
    x = 1,969,219,351,957,012.50/36,996,469.80
  6. Step 6: Final answer
    x = 53,227,223.10

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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.