Finding the Fourth Proportional to 167,913.27, 231,736.68 and 125,397.99
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Solution
The fourth proportional to 167,913.27, 231,736.68 and 125,397.99 is: 173,061.45
Step by Step Solution
- Step 1: Write the proportion equation
167,913.27 : 231,736.68 = 125,397.99 : x - Step 2: Convert to fraction form
167,913.27/231,736.68 = 125,397.99/x - Step 3: Cross multiply
167,913.27x = 231,736.68 × 125,397.99 - Step 4: Simplify right side
167,913.27x = 29,059,313,881.27 - Step 5: Solve for x
x = 29,059,313,881.27/167,913.27 - Step 6: Final answer
x = 173,061.45
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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.