Finding the Fourth Proportional to 207,394.73, 286,213.39 and 116,750.87
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Solution
The fourth proportional to 207,394.73, 286,213.39 and 116,750.87 is: 161,121.07
Step by Step Solution
- Step 1: Write the proportion equation
207,394.73 : 286,213.39 = 116,750.87 : x - Step 2: Convert to fraction form
207,394.73/286,213.39 = 116,750.87/x - Step 3: Cross multiply
207,394.73x = 286,213.39 × 116,750.87 - Step 4: Simplify right side
207,394.73x = 33,415,660,565.21 - Step 5: Solve for x
x = 33,415,660,565.21/207,394.73 - Step 6: Final answer
x = 161,121.07
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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.