Finding the Third Proportional to 51,990.75 and 74,346.75
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Solution
The third proportional to 51,990.75 and 74,346.75 is: 106,315.82
Step by Step Solution
- Step 1: Write the proportion equation
51,990.75 : 74,346.75 = 74,346.75 : x - Step 2: Convert to fraction form
51,990.75/74,346.75 = 74,346.75/x - Step 3: Cross multiply
51,990.75x = 74,346.75 × 74,346.75 - Step 4: Simplify right side
51,990.75x = 5,527,439,235.56 - Step 5: Solve for x
x = 5,527,439,235.56/51,990.75 - Step 6: Final answer
x = 106,315.82
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These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.