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Finding the Fourth Proportional to 101,792,401.20, 152,688,601.80 and 61,481,617.20

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Solution

The fourth proportional to 101,792,401.20, 152,688,601.80 and 61,481,617.20 is: 92,222,425.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,792,401.20 : 152,688,601.80 = 61,481,617.20 : x
  2. Step 2: Convert to fraction form
    101,792,401.20/152,688,601.80 = 61,481,617.20/x
  3. Step 3: Cross multiply
    101,792,401.20x = 152,688,601.80 × 61,481,617.20
  4. Step 4: Simplify right side
    101,792,401.20x = 9,387,542,166,670,832
  5. Step 5: Solve for x
    x = 9,387,542,166,670,832/101,792,401.20
  6. Step 6: Final answer
    x = 92,222,425.80

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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.