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Finding the Fourth Proportional to 173,341.20, 260,040.60 and 68,163.60

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Solution

The fourth proportional to 173,341.20, 260,040.60 and 68,163.60 is: 102,256.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,341.20 : 260,040.60 = 68,163.60 : x
  2. Step 2: Convert to fraction form
    173,341.20/260,040.60 = 68,163.60/x
  3. Step 3: Cross multiply
    173,341.20x = 260,040.60 × 68,163.60
  4. Step 4: Simplify right side
    173,341.20x = 17,725,303,442.16
  5. Step 5: Solve for x
    x = 17,725,303,442.16/173,341.20
  6. Step 6: Final answer
    x = 102,256.73

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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.