Home / 231,723.15-347,640.20-96,712.14

Finding the Fourth Proportional to 231,723.15, 347,640.20 and 96,712.14

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Solution

The fourth proportional to 231,723.15, 347,640.20 and 96,712.14 is: 145,091.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,723.15 : 347,640.20 = 96,712.14 : x
  2. Step 2: Convert to fraction form
    231,723.15/347,640.20 = 96,712.14/x
  3. Step 3: Cross multiply
    231,723.15x = 347,640.20 × 96,712.14
  4. Step 4: Simplify right side
    231,723.15x = 33,621,027,208.47
  5. Step 5: Solve for x
    x = 33,621,027,208.47/231,723.15
  6. Step 6: Final answer
    x = 145,091.36

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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.