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Finding the Fourth Proportional to 173,796.47, 260,696.27 and 68,615.44

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Solution

The fourth proportional to 173,796.47, 260,696.27 and 68,615.44 is: 102,923.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,796.47 : 260,696.27 = 68,615.44 : x
  2. Step 2: Convert to fraction form
    173,796.47/260,696.27 = 68,615.44/x
  3. Step 3: Cross multiply
    173,796.47x = 260,696.27 × 68,615.44
  4. Step 4: Simplify right side
    173,796.47x = 17,887,788,792.21
  5. Step 5: Solve for x
    x = 17,887,788,792.21/173,796.47
  6. Step 6: Final answer
    x = 102,923.78

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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.