Finding the Fourth Proportional to 107,952.40, 161,851.80 and 41,366.80
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Solution
The fourth proportional to 107,952.40, 161,851.80 and 41,366.80 is: 62,020.77
Step by Step Solution
- Step 1: Write the proportion equation
107,952.40 : 161,851.80 = 41,366.80 : x - Step 2: Convert to fraction form
107,952.40/161,851.80 = 41,366.80/x - Step 3: Cross multiply
107,952.40x = 161,851.80 × 41,366.80 - Step 4: Simplify right side
107,952.40x = 6,695,291,040.24 - Step 5: Solve for x
x = 6,695,291,040.24/107,952.40 - Step 6: Final answer
x = 62,020.77
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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.