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Finding the Fourth Proportional to 119,745.54, 179,669.34 and 44,901.54

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Solution

The fourth proportional to 119,745.54, 179,669.34 and 44,901.54 is: 67,371.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,745.54 : 179,669.34 = 44,901.54 : x
  2. Step 2: Convert to fraction form
    119,745.54/179,669.34 = 44,901.54/x
  3. Step 3: Cross multiply
    119,745.54x = 179,669.34 × 44,901.54
  4. Step 4: Simplify right side
    119,745.54x = 8,067,430,056.78
  5. Step 5: Solve for x
    x = 8,067,430,056.78/119,745.54
  6. Step 6: Final answer
    x = 67,371.44

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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.