Finding the Fourth Proportional to 107,833.74, 161,750.60 and 41,294.26
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Solution
The fourth proportional to 107,833.74, 161,750.60 and 41,294.26 is: 61,941.39
Step by Step Solution
- Step 1: Write the proportion equation
107,833.74 : 161,750.60 = 41,294.26 : x - Step 2: Convert to fraction form
107,833.74/161,750.60 = 41,294.26/x - Step 3: Cross multiply
107,833.74x = 161,750.60 × 41,294.26 - Step 4: Simplify right side
107,833.74x = 6,679,371,331.56 - Step 5: Solve for x
x = 6,679,371,331.56/107,833.74 - Step 6: Final answer
x = 61,941.39
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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.