Finding the Fourth Proportional to 146,029.56, 201,530.19 and 82,365.99
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Solution
The fourth proportional to 146,029.56, 201,530.19 and 82,365.99 is: 113,670.37
Step by Step Solution
- Step 1: Write the proportion equation
146,029.56 : 201,530.19 = 82,365.99 : x - Step 2: Convert to fraction form
146,029.56/201,530.19 = 82,365.99/x - Step 3: Cross multiply
146,029.56x = 201,530.19 × 82,365.99 - Step 4: Simplify right side
146,029.56x = 16,599,233,614.24 - Step 5: Solve for x
x = 16,599,233,614.24/146,029.56 - Step 6: Final answer
x = 113,670.37
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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.