Finding the Third Proportional to 67,272.19 and 141,513.75
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Solution
The third proportional to 67,272.19 and 141,513.75 is: 297,688.27
Step by Step Solution
- Step 1: Write the proportion equation
67,272.19 : 141,513.75 = 141,513.75 : x - Step 2: Convert to fraction form
67,272.19/141,513.75 = 141,513.75/x - Step 3: Cross multiply
67,272.19x = 141,513.75 × 141,513.75 - Step 4: Simplify right side
67,272.19x = 20,026,141,439.06 - Step 5: Solve for x
x = 20,026,141,439.06/67,272.19 - Step 6: Final answer
x = 297,688.27
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Why These Related Problems?
These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.