Finding the Fourth Proportional to 118,039.96, 176,994.31 and 46,956.99
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Solution
The fourth proportional to 118,039.96, 176,994.31 and 46,956.99 is: 70,409.38
Step by Step Solution
- Step 1: Write the proportion equation
118,039.96 : 176,994.31 = 46,956.99 : x - Step 2: Convert to fraction form
118,039.96/176,994.31 = 46,956.99/x - Step 3: Cross multiply
118,039.96x = 176,994.31 × 46,956.99 - Step 4: Simplify right side
118,039.96x = 8,311,120,044.73 - Step 5: Solve for x
x = 8,311,120,044.73/118,039.96 - Step 6: Final answer
x = 70,409.38
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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.