Finding the Fourth Proportional to 95,964.05, 143,946.08 and 49,187.09
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Solution
The fourth proportional to 95,964.05, 143,946.08 and 49,187.09 is: 73,780.63
Step by Step Solution
- Step 1: Write the proportion equation
95,964.05 : 143,946.08 = 49,187.09 : x - Step 2: Convert to fraction form
95,964.05/143,946.08 = 49,187.09/x - Step 3: Cross multiply
95,964.05x = 143,946.08 × 49,187.09 - Step 4: Simplify right side
95,964.05x = 7,080,287,826.44 - Step 5: Solve for x
x = 7,080,287,826.44/95,964.05 - Step 6: Final answer
x = 73,780.63
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.