Finding the Fourth Proportional to 73,724.38, 101,736.66 and 45,091.99
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Solution
The fourth proportional to 73,724.38, 101,736.66 and 45,091.99 is: 62,225.12
Step by Step Solution
- Step 1: Write the proportion equation
73,724.38 : 101,736.66 = 45,091.99 : x - Step 2: Convert to fraction form
73,724.38/101,736.66 = 45,091.99/x - Step 3: Cross multiply
73,724.38x = 101,736.66 × 45,091.99 - Step 4: Simplify right side
73,724.38x = 4,587,508,497.98 - Step 5: Solve for x
x = 4,587,508,497.98/73,724.38 - Step 6: Final answer
x = 62,225.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.