Finding the Fourth Proportional to 50,159.09, 74,796.56 and 49,709.41
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Solution
The fourth proportional to 50,159.09, 74,796.56 and 49,709.41 is: 74,125.99
Step by Step Solution
- Step 1: Write the proportion equation
50,159.09 : 74,796.56 = 49,709.41 : x - Step 2: Convert to fraction form
50,159.09/74,796.56 = 49,709.41/x - Step 3: Cross multiply
50,159.09x = 74,796.56 × 49,709.41 - Step 4: Simplify right side
50,159.09x = 3,718,092,432.09 - Step 5: Solve for x
x = 3,718,092,432.09/50,159.09 - Step 6: Final answer
x = 74,125.99
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.