Finding the Fourth Proportional to 201,251.98, 301,932.42 and 68,132.26
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Solution
The fourth proportional to 201,251.98, 301,932.42 and 68,132.26 is: 102,216.82
Step by Step Solution
- Step 1: Write the proportion equation
201,251.98 : 301,932.42 = 68,132.26 : x - Step 2: Convert to fraction form
201,251.98/301,932.42 = 68,132.26/x - Step 3: Cross multiply
201,251.98x = 301,932.42 × 68,132.26 - Step 4: Simplify right side
201,251.98x = 20,571,338,141.87 - Step 5: Solve for x
x = 20,571,338,141.87/201,251.98 - Step 6: Final answer
x = 102,216.82
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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.