Home / 129,583.75-194,295.43-50,605.10

Finding the Fourth Proportional to 129,583.75, 194,295.43 and 50,605.10

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Solution

The fourth proportional to 129,583.75, 194,295.43 and 50,605.10 is: 75,876.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,583.75 : 194,295.43 = 50,605.10 : x
  2. Step 2: Convert to fraction form
    129,583.75/194,295.43 = 50,605.10/x
  3. Step 3: Cross multiply
    129,583.75x = 194,295.43 × 50,605.10
  4. Step 4: Simplify right side
    129,583.75x = 9,832,339,960.37
  5. Step 5: Solve for x
    x = 9,832,339,960.37/129,583.75
  6. Step 6: Final answer
    x = 75,876.34

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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.