Finding the Fourth Proportional to 69,016.09, 103,357.96 and 46,761.99
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Solution
The fourth proportional to 69,016.09, 103,357.96 and 46,761.99 is: 70,030.39
Step by Step Solution
- Step 1: Write the proportion equation
69,016.09 : 103,357.96 = 46,761.99 : x - Step 2: Convert to fraction form
69,016.09/103,357.96 = 46,761.99/x - Step 3: Cross multiply
69,016.09x = 103,357.96 × 46,761.99 - Step 4: Simplify right side
69,016.09x = 4,833,223,891.94 - Step 5: Solve for x
x = 4,833,223,891.94/69,016.09 - Step 6: Final answer
x = 70,030.39
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.