Finding the Fourth Proportional to 169,072.99, 233,317.87 and 93,619.87
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Solution
The fourth proportional to 169,072.99, 233,317.87 and 93,619.87 is: 129,193.84
Step by Step Solution
- Step 1: Write the proportion equation
169,072.99 : 233,317.87 = 93,619.87 : x - Step 2: Convert to fraction form
169,072.99/233,317.87 = 93,619.87/x - Step 3: Cross multiply
169,072.99x = 233,317.87 × 93,619.87 - Step 4: Simplify right side
169,072.99x = 21,843,188,658.08 - Step 5: Solve for x
x = 21,843,188,658.08/169,072.99 - Step 6: Final answer
x = 129,193.84
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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.