Finding the Fourth Proportional to 231,161.13, 346,769.33 and 98,024.09
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Solution
The fourth proportional to 231,161.13, 346,769.33 and 98,024.09 is: 147,047.84
Step by Step Solution
- Step 1: Write the proportion equation
231,161.13 : 346,769.33 = 98,024.09 : x - Step 2: Convert to fraction form
231,161.13/346,769.33 = 98,024.09/x - Step 3: Cross multiply
231,161.13x = 346,769.33 × 98,024.09 - Step 4: Simplify right side
231,161.13x = 33,991,745,789.19 - Step 5: Solve for x
x = 33,991,745,789.19/231,161.13 - Step 6: Final answer
x = 147,047.84
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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.