Home / 234,942.90-324,221.51-127,512.93

Finding the Fourth Proportional to 234,942.90, 324,221.51 and 127,512.93

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Solution

The fourth proportional to 234,942.90, 324,221.51 and 127,512.93 is: 175,968.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,942.90 : 324,221.51 = 127,512.93 : x
  2. Step 2: Convert to fraction form
    234,942.90/324,221.51 = 127,512.93/x
  3. Step 3: Cross multiply
    234,942.90x = 324,221.51 × 127,512.93
  4. Step 4: Simplify right side
    234,942.90x = 41,342,435,027.91
  5. Step 5: Solve for x
    x = 41,342,435,027.91/234,942.90
  6. Step 6: Final answer
    x = 175,968.01

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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.