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Finding the Fourth Proportional to 67,824,072.90, 95,081,247.90 and 67,824,072.90

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Solution

The fourth proportional to 67,824,072.90, 95,081,247.90 and 67,824,072.90 is: 95,081,247.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,824,072.90 : 95,081,247.90 = 67,824,072.90 : x
  2. Step 2: Convert to fraction form
    67,824,072.90/95,081,247.90 = 67,824,072.90/x
  3. Step 3: Cross multiply
    67,824,072.90x = 95,081,247.90 × 67,824,072.90
  4. Step 4: Simplify right side
    67,824,072.90x = 6,448,797,488,992,573
  5. Step 5: Solve for x
    x = 6,448,797,488,992,573/67,824,072.90
  6. Step 6: Final answer
    x = 95,081,247.90

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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.