Finding the Fourth Proportional to 170,434.77, 235,201.68 and 93,956.82
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Solution
The fourth proportional to 170,434.77, 235,201.68 and 93,956.82 is: 129,661.35
Step by Step Solution
- Step 1: Write the proportion equation
170,434.77 : 235,201.68 = 93,956.82 : x - Step 2: Convert to fraction form
170,434.77/235,201.68 = 93,956.82/x - Step 3: Cross multiply
170,434.77x = 235,201.68 × 93,956.82 - Step 4: Simplify right side
170,434.77x = 22,098,801,911.46 - Step 5: Solve for x
x = 22,098,801,911.46/170,434.77 - Step 6: Final answer
x = 129,661.35
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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.