Finding the Fourth Proportional to 176,661.99, 243,791.50 and 96,087.78
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Solution
The fourth proportional to 176,661.99, 243,791.50 and 96,087.78 is: 132,600.02
Step by Step Solution
- Step 1: Write the proportion equation
176,661.99 : 243,791.50 = 96,087.78 : x - Step 2: Convert to fraction form
176,661.99/243,791.50 = 96,087.78/x - Step 3: Cross multiply
176,661.99x = 243,791.50 × 96,087.78 - Step 4: Simplify right side
176,661.99x = 23,425,384,017.87 - Step 5: Solve for x
x = 23,425,384,017.87/176,661.99 - Step 6: Final answer
x = 132,600.02
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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.