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Finding the Fourth Proportional to 173,049.40, 259,574.10 and 159,052.60

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Solution

The fourth proportional to 173,049.40, 259,574.10 and 159,052.60 is: 238,578.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,049.40 : 259,574.10 = 159,052.60 : x
  2. Step 2: Convert to fraction form
    173,049.40/259,574.10 = 159,052.60/x
  3. Step 3: Cross multiply
    173,049.40x = 259,574.10 × 159,052.60
  4. Step 4: Simplify right side
    173,049.40x = 41,285,935,497.66
  5. Step 5: Solve for x
    x = 41,285,935,497.66/173,049.40
  6. Step 6: Final answer
    x = 238,578.90

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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.