Finding the Fourth Proportional to 236,907.24, 355,346.22 and 79,122.48
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Solution
The fourth proportional to 236,907.24, 355,346.22 and 79,122.48 is: 118,678.83
Step by Step Solution
- Step 1: Write the proportion equation
236,907.24 : 355,346.22 = 79,122.48 : x - Step 2: Convert to fraction form
236,907.24/355,346.22 = 79,122.48/x - Step 3: Cross multiply
236,907.24x = 355,346.22 × 79,122.48 - Step 4: Simplify right side
236,907.24x = 28,115,874,185.03 - Step 5: Solve for x
x = 28,115,874,185.03/236,907.24 - Step 6: Final answer
x = 118,678.83
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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.