Finding the Fourth Proportional to 146,603.24, 202,316.10 and 89,982.44
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Solution
The fourth proportional to 146,603.24, 202,316.10 and 89,982.44 is: 124,177.99
Step by Step Solution
- Step 1: Write the proportion equation
146,603.24 : 202,316.10 = 89,982.44 : x - Step 2: Convert to fraction form
146,603.24/202,316.10 = 89,982.44/x - Step 3: Cross multiply
146,603.24x = 202,316.10 × 89,982.44 - Step 4: Simplify right side
146,603.24x = 18,204,896,329.28 - Step 5: Solve for x
x = 18,204,896,329.28/146,603.24 - Step 6: Final answer
x = 124,177.99
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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.