Home / 246,997.75-340,857.21-133,820.50

Finding the Fourth Proportional to 246,997.75, 340,857.21 and 133,820.50

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Solution

The fourth proportional to 246,997.75, 340,857.21 and 133,820.50 is: 184,672.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,997.75 : 340,857.21 = 133,820.50 : x
  2. Step 2: Convert to fraction form
    246,997.75/340,857.21 = 133,820.50/x
  3. Step 3: Cross multiply
    246,997.75x = 340,857.21 × 133,820.50
  4. Step 4: Simplify right side
    246,997.75x = 45,613,682,270.81
  5. Step 5: Solve for x
    x = 45,613,682,270.81/246,997.75
  6. Step 6: Final answer
    x = 184,672.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.