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Finding the Fourth Proportional to 173,199.60, 259,745.40 and 68,050.80

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Solution

The fourth proportional to 173,199.60, 259,745.40 and 68,050.80 is: 102,054.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,199.60 : 259,745.40 = 68,050.80 : x
  2. Step 2: Convert to fraction form
    173,199.60/259,745.40 = 68,050.80/x
  3. Step 3: Cross multiply
    173,199.60x = 259,745.40 × 68,050.80
  4. Step 4: Simplify right side
    173,199.60x = 17,675,882,266.32
  5. Step 5: Solve for x
    x = 17,675,882,266.32/173,199.60
  6. Step 6: Final answer
    x = 102,054.98

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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.