Finding the Fourth Proportional to 141,896.91, 211,806.50 and 125,082.53
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Solution
The fourth proportional to 141,896.91, 211,806.50 and 125,082.53 is: 186,708.02
Step by Step Solution
- Step 1: Write the proportion equation
141,896.91 : 211,806.50 = 125,082.53 : x - Step 2: Convert to fraction form
141,896.91/211,806.50 = 125,082.53/x - Step 3: Cross multiply
141,896.91x = 211,806.50 × 125,082.53 - Step 4: Simplify right side
141,896.91x = 26,493,292,000.27 - Step 5: Solve for x
x = 26,493,292,000.27/141,896.91 - Step 6: Final answer
x = 186,708.02
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.