Finding the Fourth Proportional to 159,226.88, 238,315.36 and 88,040.08
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Solution
The fourth proportional to 159,226.88, 238,315.36 and 88,040.08 is: 131,769.86
Step by Step Solution
- Step 1: Write the proportion equation
159,226.88 : 238,315.36 = 88,040.08 : x - Step 2: Convert to fraction form
159,226.88/238,315.36 = 88,040.08/x - Step 3: Cross multiply
159,226.88x = 238,315.36 × 88,040.08 - Step 4: Simplify right side
159,226.88x = 20,981,303,359.63 - Step 5: Solve for x
x = 20,981,303,359.63/159,226.88 - Step 6: Final answer
x = 131,769.86
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.