Finding the Fourth Proportional to 125,554.99, 173,267.16 and 68,194.87
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Solution
The fourth proportional to 125,554.99, 173,267.16 and 68,194.87 is: 94,109.60
Step by Step Solution
- Step 1: Write the proportion equation
125,554.99 : 173,267.16 = 68,194.87 : x - Step 2: Convert to fraction form
125,554.99/173,267.16 = 68,194.87/x - Step 3: Cross multiply
125,554.99x = 173,267.16 × 68,194.87 - Step 4: Simplify right side
125,554.99x = 11,815,930,244.16 - Step 5: Solve for x
x = 11,815,930,244.16/125,554.99 - Step 6: Final answer
x = 94,109.60
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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.