Finding the Fourth Proportional to 111,397.99, 167,140.73 and 49,024.75
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Solution
The fourth proportional to 111,397.99, 167,140.73 and 49,024.75 is: 73,556.38
Step by Step Solution
- Step 1: Write the proportion equation
111,397.99 : 167,140.73 = 49,024.75 : x - Step 2: Convert to fraction form
111,397.99/167,140.73 = 49,024.75/x - Step 3: Cross multiply
111,397.99x = 167,140.73 × 49,024.75 - Step 4: Simplify right side
111,397.99x = 8,194,032,503.07 - Step 5: Solve for x
x = 8,194,032,503.07/111,397.99 - Step 6: Final answer
x = 73,556.38
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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.