Finding the Fourth Proportional to 125,798.26, 173,604.84 and 68,441.14
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Solution
The fourth proportional to 125,798.26, 173,604.84 and 68,441.14 is: 94,450.54
Step by Step Solution
- Step 1: Write the proportion equation
125,798.26 : 173,604.84 = 68,441.14 : x - Step 2: Convert to fraction form
125,798.26/173,604.84 = 68,441.14/x - Step 3: Cross multiply
125,798.26x = 173,604.84 × 68,441.14 - Step 4: Simplify right side
125,798.26x = 11,881,713,159.12 - Step 5: Solve for x
x = 11,881,713,159.12/125,798.26 - Step 6: Final answer
x = 94,450.54
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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.