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Finding the Fourth Proportional to 173,203.92, 259,776.60 and 48,516.24

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Solution

The fourth proportional to 173,203.92, 259,776.60 and 48,516.24 is: 72,766.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,203.92 : 259,776.60 = 48,516.24 : x
  2. Step 2: Convert to fraction form
    173,203.92/259,776.60 = 48,516.24/x
  3. Step 3: Cross multiply
    173,203.92x = 259,776.60 × 48,516.24
  4. Step 4: Simplify right side
    173,203.92x = 12,603,383,871.98
  5. Step 5: Solve for x
    x = 12,603,383,871.98/173,203.92
  6. Step 6: Final answer
    x = 72,766.16

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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.