Finding the Fourth Proportional to 173,444.21, 239,322.40 and 96,938.84
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Solution
The fourth proportional to 173,444.21, 239,322.40 and 96,938.84 is: 133,758.50
Step by Step Solution
- Step 1: Write the proportion equation
173,444.21 : 239,322.40 = 96,938.84 : x - Step 2: Convert to fraction form
173,444.21/239,322.40 = 96,938.84/x - Step 3: Cross multiply
173,444.21x = 239,322.40 × 96,938.84 - Step 4: Simplify right side
173,444.21x = 23,199,636,197.97 - Step 5: Solve for x
x = 23,199,636,197.97/173,444.21 - Step 6: Final answer
x = 133,758.50
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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.