Finding the Fourth Proportional to 75,984.24, 104,857.68 and 41,995.02
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Solution
The fourth proportional to 75,984.24, 104,857.68 and 41,995.02 is: 57,952.81
Step by Step Solution
- Step 1: Write the proportion equation
75,984.24 : 104,857.68 = 41,995.02 : x - Step 2: Convert to fraction form
75,984.24/104,857.68 = 41,995.02/x - Step 3: Cross multiply
75,984.24x = 104,857.68 × 41,995.02 - Step 4: Simplify right side
75,984.24x = 4,403,500,368.75 - Step 5: Solve for x
x = 4,403,500,368.75/75,984.24 - Step 6: Final answer
x = 57,952.81
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.