Home / 234,941.30-324,222.10-127,512.62

Finding the Fourth Proportional to 234,941.30, 324,222.10 and 127,512.62

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Solution

The fourth proportional to 234,941.30, 324,222.10 and 127,512.62 is: 175,969.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,941.30 : 324,222.10 = 127,512.62 : x
  2. Step 2: Convert to fraction form
    234,941.30/324,222.10 = 127,512.62/x
  3. Step 3: Cross multiply
    234,941.30x = 324,222.10 × 127,512.62
  4. Step 4: Simplify right side
    234,941.30x = 41,342,407,493.01
  5. Step 5: Solve for x
    x = 41,342,407,493.01/234,941.30
  6. Step 6: Final answer
    x = 175,969.10

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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.