Finding the Fourth Proportional to 173,843.30, 239,883.90 and 97,351.76
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Solution
The fourth proportional to 173,843.30, 239,883.90 and 97,351.76 is: 134,334.31
Step by Step Solution
- Step 1: Write the proportion equation
173,843.30 : 239,883.90 = 97,351.76 : x - Step 2: Convert to fraction form
173,843.30/239,883.90 = 97,351.76/x - Step 3: Cross multiply
173,843.30x = 239,883.90 × 97,351.76 - Step 4: Simplify right side
173,843.30x = 23,353,118,661.24 - Step 5: Solve for x
x = 23,353,118,661.24/173,843.30 - Step 6: Final answer
x = 134,334.31
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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.