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Finding the Fourth Proportional to 237,017.75, 355,473.97 and 68,501.30

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Solution

The fourth proportional to 237,017.75, 355,473.97 and 68,501.30 is: 102,736.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,017.75 : 355,473.97 = 68,501.30 : x
  2. Step 2: Convert to fraction form
    237,017.75/355,473.97 = 68,501.30/x
  3. Step 3: Cross multiply
    237,017.75x = 355,473.97 × 68,501.30
  4. Step 4: Simplify right side
    237,017.75x = 24,350,427,112.54
  5. Step 5: Solve for x
    x = 24,350,427,112.54/237,017.75
  6. Step 6: Final answer
    x = 102,736.73

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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.