Finding the Fourth Proportional to 106,374.68, 159,678.70 and 44,088.92
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Solution
The fourth proportional to 106,374.68, 159,678.70 and 44,088.92 is: 66,181.74
Step by Step Solution
- Step 1: Write the proportion equation
106,374.68 : 159,678.70 = 44,088.92 : x - Step 2: Convert to fraction form
106,374.68/159,678.70 = 44,088.92/x - Step 3: Cross multiply
106,374.68x = 159,678.70 × 44,088.92 - Step 4: Simplify right side
106,374.68x = 7,040,061,430.00 - Step 5: Solve for x
x = 7,040,061,430.00/106,374.68 - Step 6: Final answer
x = 66,181.74
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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.