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Finding the Fourth Proportional to 172,737.58, 259,054.06 and 60,396.85

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Solution

The fourth proportional to 172,737.58, 259,054.06 and 60,396.85 is: 90,576.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,737.58 : 259,054.06 = 60,396.85 : x
  2. Step 2: Convert to fraction form
    172,737.58/259,054.06 = 60,396.85/x
  3. Step 3: Cross multiply
    172,737.58x = 259,054.06 × 60,396.85
  4. Step 4: Simplify right side
    172,737.58x = 15,646,048,901.73
  5. Step 5: Solve for x
    x = 15,646,048,901.73/172,737.58
  6. Step 6: Final answer
    x = 90,576.99

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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.