Finding the Fourth Proportional to 115,917,811.05, 173,876,716.58 and 62,170,099.05
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Solution
The fourth proportional to 115,917,811.05, 173,876,716.58 and 62,170,099.05 is: 93,255,148.58
Step by Step Solution
- Step 1: Write the proportion equation
115,917,811.05 : 173,876,716.58 = 62,170,099.05 : x - Step 2: Convert to fraction form
115,917,811.05/173,876,716.58 = 62,170,099.05/x - Step 3: Cross multiply
115,917,811.05x = 173,876,716.58 × 62,170,099.05 - Step 4: Simplify right side
115,917,811.05x = 10,809,932,691,956,526 - Step 5: Solve for x
x = 10,809,932,691,956,526/115,917,811.05 - Step 6: Final answer
x = 93,255,148.58
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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.