Finding the Fourth Proportional to 173,272.10, 239,119.47 and 101,703.74
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Solution
The fourth proportional to 173,272.10, 239,119.47 and 101,703.74 is: 140,353.49
Step by Step Solution
- Step 1: Write the proportion equation
173,272.10 : 239,119.47 = 101,703.74 : x - Step 2: Convert to fraction form
173,272.10/239,119.47 = 101,703.74/x - Step 3: Cross multiply
173,272.10x = 239,119.47 × 101,703.74 - Step 4: Simplify right side
173,272.10x = 24,319,344,405.82 - Step 5: Solve for x
x = 24,319,344,405.82/173,272.10 - Step 6: Final answer
x = 140,353.49
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1.5x scale
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.