Finding the Fourth Proportional to 168,234.94, 232,105.58 and 107,838.88
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Solution
The fourth proportional to 168,234.94, 232,105.58 and 107,838.88 is: 148,780.07
Step by Step Solution
- Step 1: Write the proportion equation
168,234.94 : 232,105.58 = 107,838.88 : x - Step 2: Convert to fraction form
168,234.94/232,105.58 = 107,838.88/x - Step 3: Cross multiply
168,234.94x = 232,105.58 × 107,838.88 - Step 4: Simplify right side
168,234.94x = 25,030,005,788.95 - Step 5: Solve for x
x = 25,030,005,788.95/168,234.94 - Step 6: Final answer
x = 148,780.07
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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.