Finding the Fourth Proportional to 173,877.74, 239,954.33 and 97,396.18
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Solution
The fourth proportional to 173,877.74, 239,954.33 and 97,396.18 is: 134,408.43
Step by Step Solution
- Step 1: Write the proportion equation
173,877.74 : 239,954.33 = 97,396.18 : x - Step 2: Convert to fraction form
173,877.74/239,954.33 = 97,396.18/x - Step 3: Cross multiply
173,877.74x = 239,954.33 × 97,396.18 - Step 4: Simplify right side
173,877.74x = 23,370,633,429.71 - Step 5: Solve for x
x = 23,370,633,429.71/173,877.74 - Step 6: Final answer
x = 134,408.43
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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.