Finding the Fourth Proportional to 173,757.10, 261,192.45 and 161,430.70
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Solution
The fourth proportional to 173,757.10, 261,192.45 and 161,430.70 is: 242,663.35
Step by Step Solution
- Step 1: Write the proportion equation
173,757.10 : 261,192.45 = 161,430.70 : x - Step 2: Convert to fraction form
173,757.10/261,192.45 = 161,430.70/x - Step 3: Cross multiply
173,757.10x = 261,192.45 × 161,430.70 - Step 4: Simplify right side
173,757.10x = 42,164,480,038.22 - Step 5: Solve for x
x = 42,164,480,038.22/173,757.10 - Step 6: Final answer
x = 242,663.35
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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.