Finding the Fourth Proportional to 151,032.99, 208,418.39 and 83,052.83
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Solution
The fourth proportional to 151,032.99, 208,418.39 and 83,052.83 is: 114,608.99
Step by Step Solution
- Step 1: Write the proportion equation
151,032.99 : 208,418.39 = 83,052.83 : x - Step 2: Convert to fraction form
151,032.99/208,418.39 = 83,052.83/x - Step 3: Cross multiply
151,032.99x = 208,418.39 × 83,052.83 - Step 4: Simplify right side
151,032.99x = 17,309,737,842.22 - Step 5: Solve for x
x = 17,309,737,842.22/151,032.99 - Step 6: Final answer
x = 114,608.99
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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.