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Finding the Fourth Proportional to 172,993.65, 259,533.66 and 48,333.57

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Solution

The fourth proportional to 172,993.65, 259,533.66 and 48,333.57 is: 72,512.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,993.65 : 259,533.66 = 48,333.57 : x
  2. Step 2: Convert to fraction form
    172,993.65/259,533.66 = 48,333.57/x
  3. Step 3: Cross multiply
    172,993.65x = 259,533.66 × 48,333.57
  4. Step 4: Simplify right side
    172,993.65x = 12,544,188,322.97
  5. Step 5: Solve for x
    x = 12,544,188,322.97/172,993.65
  6. Step 6: Final answer
    x = 72,512.42

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.