Finding the Fourth Proportional to 102,625.43, 153,922.74 and 32,495.63
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Solution
The fourth proportional to 102,625.43, 153,922.74 and 32,495.63 is: 48,738.56
Step by Step Solution
- Step 1: Write the proportion equation
102,625.43 : 153,922.74 = 32,495.63 : x - Step 2: Convert to fraction form
102,625.43/153,922.74 = 32,495.63/x - Step 3: Cross multiply
102,625.43x = 153,922.74 × 32,495.63 - Step 4: Simplify right side
102,625.43x = 5,001,815,638.01 - Step 5: Solve for x
x = 5,001,815,638.01/102,625.43 - Step 6: Final answer
x = 48,738.56
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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.