Finding the Fourth Proportional to 196,681.80, 295,022.70 and 134,473.80
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Solution
The fourth proportional to 196,681.80, 295,022.70 and 134,473.80 is: 201,710.70
Step by Step Solution
- Step 1: Write the proportion equation
196,681.80 : 295,022.70 = 134,473.80 : x - Step 2: Convert to fraction form
196,681.80/295,022.70 = 134,473.80/x - Step 3: Cross multiply
196,681.80x = 295,022.70 × 134,473.80 - Step 4: Simplify right side
196,681.80x = 39,672,823,555.26 - Step 5: Solve for x
x = 39,672,823,555.26/196,681.80 - Step 6: Final answer
x = 201,710.70
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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.