Finding the Fourth Proportional to 173,540.34, 239,415.06 and 113,088.96
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Solution
The fourth proportional to 173,540.34, 239,415.06 and 113,088.96 is: 156,016.75
Step by Step Solution
- Step 1: Write the proportion equation
173,540.34 : 239,415.06 = 113,088.96 : x - Step 2: Convert to fraction form
173,540.34/239,415.06 = 113,088.96/x - Step 3: Cross multiply
173,540.34x = 239,415.06 × 113,088.96 - Step 4: Simplify right side
173,540.34x = 27,075,200,143.74 - Step 5: Solve for x
x = 27,075,200,143.74/173,540.34 - Step 6: Final answer
x = 156,016.75
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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.