Finding the Fourth Proportional to 75,136.23, 112,736.91 and 41,360.99
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Solution
The fourth proportional to 75,136.23, 112,736.91 and 41,360.99 is: 62,059.40
Step by Step Solution
- Step 1: Write the proportion equation
75,136.23 : 112,736.91 = 41,360.99 : x - Step 2: Convert to fraction form
75,136.23/112,736.91 = 41,360.99/x - Step 3: Cross multiply
75,136.23x = 112,736.91 × 41,360.99 - Step 4: Simplify right side
75,136.23x = 4,662,909,643.46 - Step 5: Solve for x
x = 4,662,909,643.46/75,136.23 - Step 6: Final answer
x = 62,059.40
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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.