Finding the Fourth Proportional to 183,004.36, 252,545.95 and 102,431.87
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Solution
The fourth proportional to 183,004.36, 252,545.95 and 102,431.87 is: 141,355.94
Step by Step Solution
- Step 1: Write the proportion equation
183,004.36 : 252,545.95 = 102,431.87 : x - Step 2: Convert to fraction form
183,004.36/252,545.95 = 102,431.87/x - Step 3: Cross multiply
183,004.36x = 252,545.95 × 102,431.87 - Step 4: Simplify right side
183,004.36x = 25,868,753,919.43 - Step 5: Solve for x
x = 25,868,753,919.43/183,004.36 - Step 6: Final answer
x = 141,355.94
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1.5x scale
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.