Finding the Third Proportional to 79,485.92 and 107,936.14
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Solution
The third proportional to 79,485.92 and 107,936.14 is: 146,569.49
Step by Step Solution
- Step 1: Write the proportion equation
79,485.92 : 107,936.14 = 107,936.14 : x - Step 2: Convert to fraction form
79,485.92/107,936.14 = 107,936.14/x - Step 3: Cross multiply
79,485.92x = 107,936.14 × 107,936.14 - Step 4: Simplify right side
79,485.92x = 11,650,210,031.40 - Step 5: Solve for x
x = 11,650,210,031.40/79,485.92 - Step 6: Final answer
x = 146,569.49
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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.