Finding the Fourth Proportional to 108,795.36, 163,193.04 and 29,917.92
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Solution
The fourth proportional to 108,795.36, 163,193.04 and 29,917.92 is: 44,876.88
Step by Step Solution
- Step 1: Write the proportion equation
108,795.36 : 163,193.04 = 29,917.92 : x - Step 2: Convert to fraction form
108,795.36/163,193.04 = 29,917.92/x - Step 3: Cross multiply
108,795.36x = 163,193.04 × 29,917.92 - Step 4: Simplify right side
108,795.36x = 4,882,396,315.28 - Step 5: Solve for x
x = 4,882,396,315.28/108,795.36 - Step 6: Final answer
x = 44,876.88
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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.