Finding the Fourth Proportional to 202,235.24, 303,223.26 and 83,988.20
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Solution
The fourth proportional to 202,235.24, 303,223.26 and 83,988.20 is: 125,928.48
Step by Step Solution
- Step 1: Write the proportion equation
202,235.24 : 303,223.26 = 83,988.20 : x - Step 2: Convert to fraction form
202,235.24/303,223.26 = 83,988.20/x - Step 3: Cross multiply
202,235.24x = 303,223.26 × 83,988.20 - Step 4: Simplify right side
202,235.24x = 25,467,175,805.53 - Step 5: Solve for x
x = 25,467,175,805.53/202,235.24 - Step 6: Final answer
x = 125,928.48
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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.