Finding the Fourth Proportional to 169,379.24, 233,739.78 and 93,926.12
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Solution
The fourth proportional to 169,379.24, 233,739.78 and 93,926.12 is: 129,616.07
Step by Step Solution
- Step 1: Write the proportion equation
169,379.24 : 233,739.78 = 93,926.12 : x - Step 2: Convert to fraction form
169,379.24/233,739.78 = 93,926.12/x - Step 3: Cross multiply
169,379.24x = 233,739.78 × 93,926.12 - Step 4: Simplify right side
169,379.24x = 21,954,270,625.05 - Step 5: Solve for x
x = 21,954,270,625.05/169,379.24 - Step 6: Final answer
x = 129,616.07
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1.5x scale
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.