Finding the Fourth Proportional to 214,842.68, 296,472.84 and 119,355.20
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Solution
The fourth proportional to 214,842.68, 296,472.84 and 119,355.20 is: 164,704.59
Step by Step Solution
- Step 1: Write the proportion equation
214,842.68 : 296,472.84 = 119,355.20 : x - Step 2: Convert to fraction form
214,842.68/296,472.84 = 119,355.20/x - Step 3: Cross multiply
214,842.68x = 296,472.84 × 119,355.20 - Step 4: Simplify right side
214,842.68x = 35,385,575,112.77 - Step 5: Solve for x
x = 35,385,575,112.77/214,842.68 - Step 6: Final answer
x = 164,704.59
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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.