Finding the Fourth Proportional to 204,699.38, 282,485.73 and 118,675.09
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Solution
The fourth proportional to 204,699.38, 282,485.73 and 118,675.09 is: 163,771.96
Step by Step Solution
- Step 1: Write the proportion equation
204,699.38 : 282,485.73 = 118,675.09 : x - Step 2: Convert to fraction form
204,699.38/282,485.73 = 118,675.09/x - Step 3: Cross multiply
204,699.38x = 282,485.73 × 118,675.09 - Step 4: Simplify right side
204,699.38x = 33,524,019,170.28 - Step 5: Solve for x
x = 33,524,019,170.28/204,699.38 - Step 6: Final answer
x = 163,771.96
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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.