Finding the Third Proportional to 75,455.63 and 159,904.13
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Solution
The third proportional to 75,455.63 and 159,904.13 is: 338,865.78
Step by Step Solution
- Step 1: Write the proportion equation
75,455.63 : 159,904.13 = 159,904.13 : x - Step 2: Convert to fraction form
75,455.63/159,904.13 = 159,904.13/x - Step 3: Cross multiply
75,455.63x = 159,904.13 × 159,904.13 - Step 4: Simplify right side
75,455.63x = 25,569,329,192.02 - Step 5: Solve for x
x = 25,569,329,192.02/75,455.63 - Step 6: Final answer
x = 338,865.78
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.