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Finding the Fourth Proportional to 69,996,000.10, 104,994,000.15 and 43,084,819.30

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Solution

The fourth proportional to 69,996,000.10, 104,994,000.15 and 43,084,819.30 is: 64,627,228.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,996,000.10 : 104,994,000.15 = 43,084,819.30 : x
  2. Step 2: Convert to fraction form
    69,996,000.10/104,994,000.15 = 43,084,819.30/x
  3. Step 3: Cross multiply
    69,996,000.10x = 104,994,000.15 × 43,084,819.30
  4. Step 4: Simplify right side
    69,996,000.10x = 4,523,647,524,046,923
  5. Step 5: Solve for x
    x = 4,523,647,524,046,923/69,996,000.10
  6. Step 6: Final answer
    x = 64,627,228.95

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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.