Home / 352,997.14-529,185.16-139,914.62

Finding the Fourth Proportional to 352,997.14, 529,185.16 and 139,914.62

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Solution

The fourth proportional to 352,997.14, 529,185.16 and 139,914.62 is: 209,748.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,997.14 : 529,185.16 = 139,914.62 : x
  2. Step 2: Convert to fraction form
    352,997.14/529,185.16 = 139,914.62/x
  3. Step 3: Cross multiply
    352,997.14x = 529,185.16 × 139,914.62
  4. Step 4: Simplify right side
    352,997.14x = 74,040,738,305.21
  5. Step 5: Solve for x
    x = 74,040,738,305.21/352,997.14
  6. Step 6: Final answer
    x = 209,748.84

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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.