Finding the Fourth Proportional to 133,022.53, 199,533.79 and 133,022.53
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Solution
The fourth proportional to 133,022.53, 199,533.79 and 133,022.53 is: 199,533.79
Step by Step Solution
- Step 1: Write the proportion equation
133,022.53 : 199,533.79 = 133,022.53 : x - Step 2: Convert to fraction form
133,022.53/199,533.79 = 133,022.53/x - Step 3: Cross multiply
133,022.53x = 199,533.79 × 133,022.53 - Step 4: Simplify right side
133,022.53x = 26,542,489,566.29 - Step 5: Solve for x
x = 26,542,489,566.29/133,022.53 - Step 6: Final answer
x = 199,533.79
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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.