Finding the Third Proportional to 74,099.25 and 114,909.75
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Solution
The third proportional to 74,099.25 and 114,909.75 is: 178,196.82
Step by Step Solution
- Step 1: Write the proportion equation
74,099.25 : 114,909.75 = 114,909.75 : x - Step 2: Convert to fraction form
74,099.25/114,909.75 = 114,909.75/x - Step 3: Cross multiply
74,099.25x = 114,909.75 × 114,909.75 - Step 4: Simplify right side
74,099.25x = 13,204,250,645.06 - Step 5: Solve for x
x = 13,204,250,645.06/74,099.25 - Step 6: Final answer
x = 178,196.82
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.