Finding the Fourth Proportional to 82,837.24, 124,259.97 and 23,681.63
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Solution
The fourth proportional to 82,837.24, 124,259.97 and 23,681.63 is: 35,523.61
Step by Step Solution
- Step 1: Write the proportion equation
82,837.24 : 124,259.97 = 23,681.63 : x - Step 2: Convert to fraction form
82,837.24/124,259.97 = 23,681.63/x - Step 3: Cross multiply
82,837.24x = 124,259.97 × 23,681.63 - Step 4: Simplify right side
82,837.24x = 2,942,678,204.29 - Step 5: Solve for x
x = 2,942,678,204.29/82,837.24 - Step 6: Final answer
x = 35,523.61
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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.