Finding the Fourth Proportional to 205,574.78, 308,324.43 and 93,227.99
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Solution
The fourth proportional to 205,574.78, 308,324.43 and 93,227.99 is: 139,824.87
Step by Step Solution
- Step 1: Write the proportion equation
205,574.78 : 308,324.43 = 93,227.99 : x - Step 2: Convert to fraction form
205,574.78/308,324.43 = 93,227.99/x - Step 3: Cross multiply
205,574.78x = 308,324.43 × 93,227.99 - Step 4: Simplify right side
205,574.78x = 28,744,465,335.17 - Step 5: Solve for x
x = 28,744,465,335.17/205,574.78 - Step 6: Final answer
x = 139,824.87
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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.