Finding the Fourth Proportional to 173,317.24, 239,167.11 and 100,708.84
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Solution
The fourth proportional to 173,317.24, 239,167.11 and 100,708.84 is: 138,971.99
Step by Step Solution
- Step 1: Write the proportion equation
173,317.24 : 239,167.11 = 100,708.84 : x - Step 2: Convert to fraction form
173,317.24/239,167.11 = 100,708.84/x - Step 3: Cross multiply
173,317.24x = 239,167.11 × 100,708.84 - Step 4: Simplify right side
173,317.24x = 24,086,242,214.25 - Step 5: Solve for x
x = 24,086,242,214.25/173,317.24 - Step 6: Final answer
x = 138,971.99
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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.