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Finding the Fourth Proportional to 115,516, 173,274 and 41,644

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Solution

The fourth proportional to 115,516, 173,274 and 41,644 is: 62,466

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,516 : 173,274 = 41,644 : x
  2. Step 2: Convert to fraction form
    115,516/173,274 = 41,644/x
  3. Step 3: Cross multiply
    115,516x = 173,274 × 41,644
  4. Step 4: Simplify right side
    115,516x = 7,215,822,456
  5. Step 5: Solve for x
    x = 7,215,822,456/115,516
  6. Step 6: Final answer
    x = 62,466

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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.