Finding the Fourth Proportional to 125,423.08, 173,086.50 and 68,834.44
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Solution
The fourth proportional to 125,423.08, 173,086.50 and 68,834.44 is: 94,992.98
Step by Step Solution
- Step 1: Write the proportion equation
125,423.08 : 173,086.50 = 68,834.44 : x - Step 2: Convert to fraction form
125,423.08/173,086.50 = 68,834.44/x - Step 3: Cross multiply
125,423.08x = 173,086.50 × 68,834.44 - Step 4: Simplify right side
125,423.08x = 11,914,312,299.06 - Step 5: Solve for x
x = 11,914,312,299.06/125,423.08 - Step 6: Final answer
x = 94,992.98
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.