Finding the Fourth Proportional to 146,792.56, 202,573.56 and 79,724.08
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Solution
The fourth proportional to 146,792.56, 202,573.56 and 79,724.08 is: 110,019.14
Step by Step Solution
- Step 1: Write the proportion equation
146,792.56 : 202,573.56 = 79,724.08 : x - Step 2: Convert to fraction form
146,792.56/202,573.56 = 79,724.08/x - Step 3: Cross multiply
146,792.56x = 202,573.56 × 79,724.08 - Step 4: Simplify right side
146,792.56x = 16,149,990,703.32 - Step 5: Solve for x
x = 16,149,990,703.32/146,792.56 - Step 6: Final answer
x = 110,019.14
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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.