Finding the Third Proportional to 79,366 and 107,787.50
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Solution
The third proportional to 79,366 and 107,787.50 is: 146,386.93
Step by Step Solution
- Step 1: Write the proportion equation
79,366 : 107,787.50 = 107,787.50 : x - Step 2: Convert to fraction form
79,366/107,787.50 = 107,787.50/x - Step 3: Cross multiply
79,366x = 107,787.50 × 107,787.50 - Step 4: Simplify right side
79,366x = 11,618,145,156.25 - Step 5: Solve for x
x = 11,618,145,156.25/79,366 - Step 6: Final answer
x = 146,386.93
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Why These Related Problems?
These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.