Finding the Fourth Proportional to 86,674.11, 130,016.03 and 24,339.75
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Solution
The fourth proportional to 86,674.11, 130,016.03 and 24,339.75 is: 36,510.99
Step by Step Solution
- Step 1: Write the proportion equation
86,674.11 : 130,016.03 = 24,339.75 : x - Step 2: Convert to fraction form
86,674.11/130,016.03 = 24,339.75/x - Step 3: Cross multiply
86,674.11x = 130,016.03 × 24,339.75 - Step 4: Simplify right side
86,674.11x = 3,164,557,544.49 - Step 5: Solve for x
x = 3,164,557,544.49/86,674.11 - Step 6: Final answer
x = 36,510.99
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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.