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Finding the Fourth Proportional to 234,910.35, 352,250.70 and 163,867.03

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Solution

The fourth proportional to 234,910.35, 352,250.70 and 163,867.03 is: 245,720.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,910.35 : 352,250.70 = 163,867.03 : x
  2. Step 2: Convert to fraction form
    234,910.35/352,250.70 = 163,867.03/x
  3. Step 3: Cross multiply
    234,910.35x = 352,250.70 × 163,867.03
  4. Step 4: Simplify right side
    234,910.35x = 57,722,276,024.42
  5. Step 5: Solve for x
    x = 57,722,276,024.42/234,910.35
  6. Step 6: Final answer
    x = 245,720.45

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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.