Finding the Fourth Proportional to 68,596.37, 102,824.38 and 46,412.09
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Solution
The fourth proportional to 68,596.37, 102,824.38 and 46,412.09 is: 69,570.65
Step by Step Solution
- Step 1: Write the proportion equation
68,596.37 : 102,824.38 = 46,412.09 : x - Step 2: Convert to fraction form
68,596.37/102,824.38 = 46,412.09/x - Step 3: Cross multiply
68,596.37x = 102,824.38 × 46,412.09 - Step 4: Simplify right side
68,596.37x = 4,772,293,632.57 - Step 5: Solve for x
x = 4,772,293,632.57/68,596.37 - Step 6: Final answer
x = 69,570.65
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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.