Finding the Fourth Proportional to 192,511.18, 265,651.94 and 111,932.99
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Solution
The fourth proportional to 192,511.18, 265,651.94 and 111,932.99 is: 154,459.68
Step by Step Solution
- Step 1: Write the proportion equation
192,511.18 : 265,651.94 = 111,932.99 : x - Step 2: Convert to fraction form
192,511.18/265,651.94 = 111,932.99/x - Step 3: Cross multiply
192,511.18x = 265,651.94 × 111,932.99 - Step 4: Simplify right side
192,511.18x = 29,735,214,055.58 - Step 5: Solve for x
x = 29,735,214,055.58/192,511.18 - Step 6: Final answer
x = 154,459.68
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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.