Finding the Third Proportional to 68,811.19 and 96,901.31
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Solution
The third proportional to 68,811.19 and 96,901.31 is: 136,458.40
Step by Step Solution
- Step 1: Write the proportion equation
68,811.19 : 96,901.31 = 96,901.31 : x - Step 2: Convert to fraction form
68,811.19/96,901.31 = 96,901.31/x - Step 3: Cross multiply
68,811.19x = 96,901.31 × 96,901.31 - Step 4: Simplify right side
68,811.19x = 9,389,864,364.22 - Step 5: Solve for x
x = 9,389,864,364.22/68,811.19 - Step 6: Final answer
x = 136,458.40
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Why These Related Problems?
These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.