Finding the Fourth Proportional to 157,524.88, 217,401.20 and 96,306.99
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Solution
The fourth proportional to 157,524.88, 217,401.20 and 96,306.99 is: 132,913.96
Step by Step Solution
- Step 1: Write the proportion equation
157,524.88 : 217,401.20 = 96,306.99 : x - Step 2: Convert to fraction form
157,524.88/217,401.20 = 96,306.99/x - Step 3: Cross multiply
157,524.88x = 217,401.20 × 96,306.99 - Step 4: Simplify right side
157,524.88x = 20,937,255,889.42 - Step 5: Solve for x
x = 20,937,255,889.42/157,524.88 - Step 6: Final answer
x = 132,913.96
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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.