Home / 434,876.33-652,408.26-131,245.12

Finding the Fourth Proportional to 434,876.33, 652,408.26 and 131,245.12

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Solution

The fourth proportional to 434,876.33, 652,408.26 and 131,245.12 is: 196,895.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,876.33 : 652,408.26 = 131,245.12 : x
  2. Step 2: Convert to fraction form
    434,876.33/652,408.26 = 131,245.12/x
  3. Step 3: Cross multiply
    434,876.33x = 652,408.26 × 131,245.12
  4. Step 4: Simplify right side
    434,876.33x = 85,625,398,038.65
  5. Step 5: Solve for x
    x = 85,625,398,038.65/434,876.33
  6. Step 6: Final answer
    x = 196,895.97

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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.