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Finding the Fourth Proportional to 36,883,138.70, 51,711,976.90 and 36,883,138.70

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Solution

The fourth proportional to 36,883,138.70, 51,711,976.90 and 36,883,138.70 is: 51,711,976.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,883,138.70 : 51,711,976.90 = 36,883,138.70 : x
  2. Step 2: Convert to fraction form
    36,883,138.70/51,711,976.90 = 36,883,138.70/x
  3. Step 3: Cross multiply
    36,883,138.70x = 51,711,976.90 × 36,883,138.70
  4. Step 4: Simplify right side
    36,883,138.70x = 1,907,300,016,453,896.25
  5. Step 5: Solve for x
    x = 1,907,300,016,453,896.25/36,883,138.70
  6. Step 6: Final answer
    x = 51,711,976.90

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.