Home / 219,747.40-329,183.70-114,625.60

Finding the Fourth Proportional to 219,747.40, 329,183.70 and 114,625.60

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Solution

The fourth proportional to 219,747.40, 329,183.70 and 114,625.60 is: 171,710.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,747.40 : 329,183.70 = 114,625.60 : x
  2. Step 2: Convert to fraction form
    219,747.40/329,183.70 = 114,625.60/x
  3. Step 3: Cross multiply
    219,747.40x = 329,183.70 × 114,625.60
  4. Step 4: Simplify right side
    219,747.40x = 37,732,879,122.72
  5. Step 5: Solve for x
    x = 37,732,879,122.72/219,747.40
  6. Step 6: Final answer
    x = 171,710.24

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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.