Finding the Fourth Proportional to 201,227.80, 301,841.70 and 148,083.70
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Solution
The fourth proportional to 201,227.80, 301,841.70 and 148,083.70 is: 222,125.55
Step by Step Solution
- Step 1: Write the proportion equation
201,227.80 : 301,841.70 = 148,083.70 : x - Step 2: Convert to fraction form
201,227.80/301,841.70 = 148,083.70/x - Step 3: Cross multiply
201,227.80x = 301,841.70 × 148,083.70 - Step 4: Simplify right side
201,227.80x = 44,697,835,750.29 - Step 5: Solve for x
x = 44,697,835,750.29/201,227.80 - Step 6: Final answer
x = 222,125.55
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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.