Finding the Third Proportional to 85,415.25 and 124,830.75
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Solution
The third proportional to 85,415.25 and 124,830.75 is: 182,434.82
Step by Step Solution
- Step 1: Write the proportion equation
85,415.25 : 124,830.75 = 124,830.75 : x - Step 2: Convert to fraction form
85,415.25/124,830.75 = 124,830.75/x - Step 3: Cross multiply
85,415.25x = 124,830.75 × 124,830.75 - Step 4: Simplify right side
85,415.25x = 15,582,716,145.56 - Step 5: Solve for x
x = 15,582,716,145.56/85,415.25 - Step 6: Final answer
x = 182,434.82
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Why These Related Problems?
These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.