Finding the Fourth Proportional to 117,846.55, 176,996.63 and 101,017.99
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Solution
The fourth proportional to 117,846.55, 176,996.63 and 101,017.99 is: 151,721.40
Step by Step Solution
- Step 1: Write the proportion equation
117,846.55 : 176,996.63 = 101,017.99 : x - Step 2: Convert to fraction form
117,846.55/176,996.63 = 101,017.99/x - Step 3: Cross multiply
117,846.55x = 176,996.63 × 101,017.99 - Step 4: Simplify right side
117,846.55x = 17,879,843,799.37 - Step 5: Solve for x
x = 17,879,843,799.37/117,846.55 - Step 6: Final answer
x = 151,721.40
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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.