Finding the Fourth Proportional to 354,376.48, 531,566.64 and 88,136.99
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Solution
The fourth proportional to 354,376.48, 531,566.64 and 88,136.99 is: 132,205.96
Step by Step Solution
- Step 1: Write the proportion equation
354,376.48 : 531,566.64 = 88,136.99 : x - Step 2: Convert to fraction form
354,376.48/531,566.64 = 88,136.99/x - Step 3: Cross multiply
354,376.48x = 531,566.64 × 88,136.99 - Step 4: Simplify right side
354,376.48x = 46,850,683,634.01 - Step 5: Solve for x
x = 46,850,683,634.01/354,376.48 - Step 6: Final answer
x = 132,205.96
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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.