Finding the Fourth Proportional to 214,840.68, 296,470.08 and 119,353.20
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Solution
The fourth proportional to 214,840.68, 296,470.08 and 119,353.20 is: 164,701.83
Step by Step Solution
- Step 1: Write the proportion equation
214,840.68 : 296,470.08 = 119,353.20 : x - Step 2: Convert to fraction form
214,840.68/296,470.08 = 119,353.20/x - Step 3: Cross multiply
214,840.68x = 296,470.08 × 119,353.20 - Step 4: Simplify right side
214,840.68x = 35,384,652,752.26 - Step 5: Solve for x
x = 35,384,652,752.26/214,840.68 - Step 6: Final answer
x = 164,701.83
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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.