Finding the Fourth Proportional to 173,809.73, 239,733.50 and 159,515.62
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Solution
The fourth proportional to 173,809.73, 239,733.50 and 159,515.62 is: 220,017.82
Step by Step Solution
- Step 1: Write the proportion equation
173,809.73 : 239,733.50 = 159,515.62 : x - Step 2: Convert to fraction form
173,809.73/239,733.50 = 159,515.62/x - Step 3: Cross multiply
173,809.73x = 239,733.50 × 159,515.62 - Step 4: Simplify right side
173,809.73x = 38,241,237,887.27 - Step 5: Solve for x
x = 38,241,237,887.27/173,809.73 - Step 6: Final answer
x = 220,017.82
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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.