Finding the Third Proportional to 85,313.25 and 125,782.88
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Solution
The third proportional to 85,313.25 and 125,782.88 is: 185,449.88
Step by Step Solution
- Step 1: Write the proportion equation
85,313.25 : 125,782.88 = 125,782.88 : x - Step 2: Convert to fraction form
85,313.25/125,782.88 = 125,782.88/x - Step 3: Cross multiply
85,313.25x = 125,782.88 × 125,782.88 - Step 4: Simplify right side
85,313.25x = 15,821,331,643.27 - Step 5: Solve for x
x = 15,821,331,643.27/85,313.25 - Step 6: Final answer
x = 185,449.88
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Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.