Finding the Fourth Proportional to 77,497.73, 116,138.33 and 41,882.26
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Solution
The fourth proportional to 77,497.73, 116,138.33 and 41,882.26 is: 62,764.89
Step by Step Solution
- Step 1: Write the proportion equation
77,497.73 : 116,138.33 = 41,882.26 : x - Step 2: Convert to fraction form
77,497.73/116,138.33 = 41,882.26/x - Step 3: Cross multiply
77,497.73x = 116,138.33 × 41,882.26 - Step 4: Simplify right side
77,497.73x = 4,864,135,959.13 - Step 5: Solve for x
x = 4,864,135,959.13/77,497.73 - Step 6: Final answer
x = 62,764.89
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1.5x scale
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.