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Finding the Fourth Proportional to 234,960.35, 324,245.30 and 127,530.35

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Solution

The fourth proportional to 234,960.35, 324,245.30 and 127,530.35 is: 175,991.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,960.35 : 324,245.30 = 127,530.35 : x
  2. Step 2: Convert to fraction form
    234,960.35/324,245.30 = 127,530.35/x
  3. Step 3: Cross multiply
    234,960.35x = 324,245.30 × 127,530.35
  4. Step 4: Simplify right side
    234,960.35x = 41,351,116,627.93
  5. Step 5: Solve for x
    x = 41,351,116,627.93/234,960.35
  6. Step 6: Final answer
    x = 175,991.90

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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.