Finding the Fourth Proportional to 183,513.80, 275,270.70 and 130,369.70
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Solution
The fourth proportional to 183,513.80, 275,270.70 and 130,369.70 is: 195,554.55
Step by Step Solution
- Step 1: Write the proportion equation
183,513.80 : 275,270.70 = 130,369.70 : x - Step 2: Convert to fraction form
183,513.80/275,270.70 = 130,369.70/x - Step 3: Cross multiply
183,513.80x = 275,270.70 × 130,369.70 - Step 4: Simplify right side
183,513.80x = 35,886,958,577.79 - Step 5: Solve for x
x = 35,886,958,577.79/183,513.80 - Step 6: Final answer
x = 195,554.55
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1.5x scale
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.