Finding the Third Proportional to 79,351.13 and 107,647.31
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Solution
The third proportional to 79,351.13 and 107,647.31 is: 146,033.77
Step by Step Solution
- Step 1: Write the proportion equation
79,351.13 : 107,647.31 = 107,647.31 : x - Step 2: Convert to fraction form
79,351.13/107,647.31 = 107,647.31/x - Step 3: Cross multiply
79,351.13x = 107,647.31 × 107,647.31 - Step 4: Simplify right side
79,351.13x = 11,587,943,888.47 - Step 5: Solve for x
x = 11,587,943,888.47/79,351.13 - Step 6: Final answer
x = 146,033.77
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These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.