Finding the Third Proportional to 75,888.75 and 111,372.75
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Solution
The third proportional to 75,888.75 and 111,372.75 is: 163,448.33
Step by Step Solution
- Step 1: Write the proportion equation
75,888.75 : 111,372.75 = 111,372.75 : x - Step 2: Convert to fraction form
75,888.75/111,372.75 = 111,372.75/x - Step 3: Cross multiply
75,888.75x = 111,372.75 × 111,372.75 - Step 4: Simplify right side
75,888.75x = 12,403,889,442.56 - Step 5: Solve for x
x = 12,403,889,442.56/75,888.75 - Step 6: Final answer
x = 163,448.33
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Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.