Finding the Fourth Proportional to 168,492.38, 232,519.68 and 93,040.88
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Solution
The fourth proportional to 168,492.38, 232,519.68 and 93,040.88 is: 128,396.52
Step by Step Solution
- Step 1: Write the proportion equation
168,492.38 : 232,519.68 = 93,040.88 : x - Step 2: Convert to fraction form
168,492.38/232,519.68 = 93,040.88/x - Step 3: Cross multiply
168,492.38x = 232,519.68 × 93,040.88 - Step 4: Simplify right side
168,492.38x = 21,633,834,481.92 - Step 5: Solve for x
x = 21,633,834,481.92/168,492.38 - Step 6: Final answer
x = 128,396.52
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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.