Finding the Third Proportional to 73,865.25 and 121,353.75
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Solution
The third proportional to 73,865.25 and 121,353.75 is: 199,372.95
Step by Step Solution
- Step 1: Write the proportion equation
73,865.25 : 121,353.75 = 121,353.75 : x - Step 2: Convert to fraction form
73,865.25/121,353.75 = 121,353.75/x - Step 3: Cross multiply
73,865.25x = 121,353.75 × 121,353.75 - Step 4: Simplify right side
73,865.25x = 14,726,732,639.06 - Step 5: Solve for x
x = 14,726,732,639.06/73,865.25 - Step 6: Final answer
x = 199,372.95
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These problems maintain the same ratio (1.64) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.