Finding the Fourth Proportional to 106,245.06, 159,367.65 and 101,632.62
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Solution
The fourth proportional to 106,245.06, 159,367.65 and 101,632.62 is: 152,448.99
Step by Step Solution
- Step 1: Write the proportion equation
106,245.06 : 159,367.65 = 101,632.62 : x - Step 2: Convert to fraction form
106,245.06/159,367.65 = 101,632.62/x - Step 3: Cross multiply
106,245.06x = 159,367.65 × 101,632.62 - Step 4: Simplify right side
106,245.06x = 16,196,951,812.74 - Step 5: Solve for x
x = 16,196,951,812.74/106,245.06 - Step 6: Final answer
x = 152,448.99
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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.