Finding the Third Proportional to 16,615.13 and 31,569.75
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Solution
The third proportional to 16,615.13 and 31,569.75 is: 59,984.45
Step by Step Solution
- Step 1: Write the proportion equation
16,615.13 : 31,569.75 = 31,569.75 : x - Step 2: Convert to fraction form
16,615.13/31,569.75 = 31,569.75/x - Step 3: Cross multiply
16,615.13x = 31,569.75 × 31,569.75 - Step 4: Simplify right side
16,615.13x = 996,649,115.06 - Step 5: Solve for x
x = 996,649,115.06/16,615.13 - Step 6: Final answer
x = 59,984.45
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Why These Related Problems?
These problems maintain the same ratio (1.90) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.