Finding the Fourth Proportional to 186,596.41, 257,493.33 and 106,012.75
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Solution
The fourth proportional to 186,596.41, 257,493.33 and 106,012.75 is: 146,292.08
Step by Step Solution
- Step 1: Write the proportion equation
186,596.41 : 257,493.33 = 106,012.75 : x - Step 2: Convert to fraction form
186,596.41/257,493.33 = 106,012.75/x - Step 3: Cross multiply
186,596.41x = 257,493.33 × 106,012.75 - Step 4: Simplify right side
186,596.41x = 27,297,576,019.96 - Step 5: Solve for x
x = 27,297,576,019.96/186,596.41 - Step 6: Final answer
x = 146,292.08
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1.5x scale
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.