Finding the Fourth Proportional to 224,744.45, 310,135.46 and 122,768.46
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Solution
The fourth proportional to 224,744.45, 310,135.46 and 122,768.46 is: 169,413.99
Step by Step Solution
- Step 1: Write the proportion equation
224,744.45 : 310,135.46 = 122,768.46 : x - Step 2: Convert to fraction form
224,744.45/310,135.46 = 122,768.46/x - Step 3: Cross multiply
224,744.45x = 310,135.46 × 122,768.46 - Step 4: Simplify right side
224,744.45x = 38,074,852,201.75 - Step 5: Solve for x
x = 38,074,852,201.75/224,744.45 - Step 6: Final answer
x = 169,413.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.