Finding the Fourth Proportional to 173,518.57, 239,453.94 and 97,036.80
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Solution
The fourth proportional to 173,518.57, 239,453.94 and 97,036.80 is: 133,909.84
Step by Step Solution
- Step 1: Write the proportion equation
173,518.57 : 239,453.94 = 97,036.80 : x - Step 2: Convert to fraction form
173,518.57/239,453.94 = 97,036.80/x - Step 3: Cross multiply
173,518.57x = 239,453.94 × 97,036.80 - Step 4: Simplify right side
173,518.57x = 23,235,844,084.99 - Step 5: Solve for x
x = 23,235,844,084.99/173,518.57 - Step 6: Final answer
x = 133,909.84
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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.