Finding the Fourth Proportional to 107,851.80, 161,799.56 and 41,294.08
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Solution
The fourth proportional to 107,851.80, 161,799.56 and 41,294.08 is: 61,949.49
Step by Step Solution
- Step 1: Write the proportion equation
107,851.80 : 161,799.56 = 41,294.08 : x - Step 2: Convert to fraction form
107,851.80/161,799.56 = 41,294.08/x - Step 3: Cross multiply
107,851.80x = 161,799.56 × 41,294.08 - Step 4: Simplify right side
107,851.80x = 6,681,363,974.60 - Step 5: Solve for x
x = 6,681,363,974.60/107,851.80 - Step 6: Final answer
x = 61,949.49
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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.