Finding the Third Proportional to 75,720.94 and 165,193.88
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Solution
The third proportional to 75,720.94 and 165,193.88 is: 360,389.31
Step by Step Solution
- Step 1: Write the proportion equation
75,720.94 : 165,193.88 = 165,193.88 : x - Step 2: Convert to fraction form
75,720.94/165,193.88 = 165,193.88/x - Step 3: Cross multiply
75,720.94x = 165,193.88 × 165,193.88 - Step 4: Simplify right side
75,720.94x = 27,289,016,337.52 - Step 5: Solve for x
x = 27,289,016,337.52/75,720.94 - Step 6: Final answer
x = 360,389.31
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.