Finding the Fourth Proportional to 146,525.94, 202,210.20 and 82,862.46
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Solution
The fourth proportional to 146,525.94, 202,210.20 and 82,862.46 is: 114,352.68
Step by Step Solution
- Step 1: Write the proportion equation
146,525.94 : 202,210.20 = 82,862.46 : x - Step 2: Convert to fraction form
146,525.94/202,210.20 = 82,862.46/x - Step 3: Cross multiply
146,525.94x = 202,210.20 × 82,862.46 - Step 4: Simplify right side
146,525.94x = 16,755,634,609.09 - Step 5: Solve for x
x = 16,755,634,609.09/146,525.94 - Step 6: Final answer
x = 114,352.68
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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.