Finding the Fourth Proportional to 229,917.26, 344,775.35 and 115,994.98
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Solution
The fourth proportional to 229,917.26, 344,775.35 and 115,994.98 is: 173,941.74
Step by Step Solution
- Step 1: Write the proportion equation
229,917.26 : 344,775.35 = 115,994.98 : x - Step 2: Convert to fraction form
229,917.26/344,775.35 = 115,994.98/x - Step 3: Cross multiply
229,917.26x = 344,775.35 × 115,994.98 - Step 4: Simplify right side
229,917.26x = 39,992,207,523.89 - Step 5: Solve for x
x = 39,992,207,523.89/229,917.26 - Step 6: Final answer
x = 173,941.74
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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.