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Finding the Fourth Proportional to 234,021.66, 350,750.46 and 107,487.30

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Solution

The fourth proportional to 234,021.66, 350,750.46 and 107,487.30 is: 161,101.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,021.66 : 350,750.46 = 107,487.30 : x
  2. Step 2: Convert to fraction form
    234,021.66/350,750.46 = 107,487.30/x
  3. Step 3: Cross multiply
    234,021.66x = 350,750.46 × 107,487.30
  4. Step 4: Simplify right side
    234,021.66x = 37,701,219,919.16
  5. Step 5: Solve for x
    x = 37,701,219,919.16/234,021.66
  6. Step 6: Final answer
    x = 161,101.41

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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.