Finding the Third Proportional to 68,590.13 and 97,782.19
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Solution
The third proportional to 68,590.13 and 97,782.19 is: 139,398.44
Step by Step Solution
- Step 1: Write the proportion equation
68,590.13 : 97,782.19 = 97,782.19 : x - Step 2: Convert to fraction form
68,590.13/97,782.19 = 97,782.19/x - Step 3: Cross multiply
68,590.13x = 97,782.19 × 97,782.19 - Step 4: Simplify right side
68,590.13x = 9,561,356,192.29 - Step 5: Solve for x
x = 9,561,356,192.29/68,590.13 - Step 6: Final answer
x = 139,398.44
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Why These Related Problems?
These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.