Finding the Fourth Proportional to 134,896.20, 202,344.30 and 132,927.90
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Solution
The fourth proportional to 134,896.20, 202,344.30 and 132,927.90 is: 199,391.85
Step by Step Solution
- Step 1: Write the proportion equation
134,896.20 : 202,344.30 = 132,927.90 : x - Step 2: Convert to fraction form
134,896.20/202,344.30 = 132,927.90/x - Step 3: Cross multiply
134,896.20x = 202,344.30 × 132,927.90 - Step 4: Simplify right side
134,896.20x = 26,897,202,875.97 - Step 5: Solve for x
x = 26,897,202,875.97/134,896.20 - Step 6: Final answer
x = 199,391.85
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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.