Finding the Third Proportional to 85,331.44 and 122,916.23
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Solution
The third proportional to 85,331.44 and 122,916.23 is: 177,055.49
Step by Step Solution
- Step 1: Write the proportion equation
85,331.44 : 122,916.23 = 122,916.23 : x - Step 2: Convert to fraction form
85,331.44/122,916.23 = 122,916.23/x - Step 3: Cross multiply
85,331.44x = 122,916.23 × 122,916.23 - Step 4: Simplify right side
85,331.44x = 15,108,400,672.93 - Step 5: Solve for x
x = 15,108,400,672.93/85,331.44 - Step 6: Final answer
x = 177,055.49
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Why These Related Problems?
These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.