Finding the Fourth Proportional to 74,163.48, 111,235.94 and 24,239.40
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Solution
The fourth proportional to 74,163.48, 111,235.94 and 24,239.40 is: 36,356.07
Step by Step Solution
- Step 1: Write the proportion equation
74,163.48 : 111,235.94 = 24,239.40 : x - Step 2: Convert to fraction form
74,163.48/111,235.94 = 24,239.40/x - Step 3: Cross multiply
74,163.48x = 111,235.94 × 24,239.40 - Step 4: Simplify right side
74,163.48x = 2,696,292,444.04 - Step 5: Solve for x
x = 2,696,292,444.04/74,163.48 - Step 6: Final answer
x = 36,356.07
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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.