Finding the Fourth Proportional to 214,842.18, 296,472.14 and 119,354.70
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Solution
The fourth proportional to 214,842.18, 296,472.14 and 119,354.70 is: 164,703.89
Step by Step Solution
- Step 1: Write the proportion equation
214,842.18 : 296,472.14 = 119,354.70 : x - Step 2: Convert to fraction form
214,842.18/296,472.14 = 119,354.70/x - Step 3: Cross multiply
214,842.18x = 296,472.14 × 119,354.70 - Step 4: Simplify right side
214,842.18x = 35,385,343,328.06 - Step 5: Solve for x
x = 35,385,343,328.06/214,842.18 - Step 6: Final answer
x = 164,703.89
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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.