Finding the Fourth Proportional to 96,842.18, 145,171.47 and 44,220.26
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Solution
The fourth proportional to 96,842.18, 145,171.47 and 44,220.26 is: 66,288.47
Step by Step Solution
- Step 1: Write the proportion equation
96,842.18 : 145,171.47 = 44,220.26 : x - Step 2: Convert to fraction form
96,842.18/145,171.47 = 44,220.26/x - Step 3: Cross multiply
96,842.18x = 145,171.47 × 44,220.26 - Step 4: Simplify right side
96,842.18x = 6,419,520,147.98 - Step 5: Solve for x
x = 6,419,520,147.98/96,842.18 - Step 6: Final answer
x = 66,288.47
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.