Home / 161,620.85-242,431.46-49,295.12

Finding the Fourth Proportional to 161,620.85, 242,431.46 and 49,295.12

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Solution

The fourth proportional to 161,620.85, 242,431.46 and 49,295.12 is: 73,942.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,620.85 : 242,431.46 = 49,295.12 : x
  2. Step 2: Convert to fraction form
    161,620.85/242,431.46 = 49,295.12/x
  3. Step 3: Cross multiply
    161,620.85x = 242,431.46 × 49,295.12
  4. Step 4: Simplify right side
    161,620.85x = 11,950,686,453.84
  5. Step 5: Solve for x
    x = 11,950,686,453.84/161,620.85
  6. Step 6: Final answer
    x = 73,942.73

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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.