Finding the Fourth Proportional to 102,260.97, 141,120.19 and 59,827.70
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Solution
The fourth proportional to 102,260.97, 141,120.19 and 59,827.70 is: 82,562.26
Step by Step Solution
- Step 1: Write the proportion equation
102,260.97 : 141,120.19 = 59,827.70 : x - Step 2: Convert to fraction form
102,260.97/141,120.19 = 59,827.70/x - Step 3: Cross multiply
102,260.97x = 141,120.19 × 59,827.70 - Step 4: Simplify right side
102,260.97x = 8,442,896,391.26 - Step 5: Solve for x
x = 8,442,896,391.26/102,260.97 - Step 6: Final answer
x = 82,562.26
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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.