Finding the Fourth Proportional to 118,470.09, 177,705.14 and 35,364.09
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Solution
The fourth proportional to 118,470.09, 177,705.14 and 35,364.09 is: 53,046.14
Step by Step Solution
- Step 1: Write the proportion equation
118,470.09 : 177,705.14 = 35,364.09 : x - Step 2: Convert to fraction form
118,470.09/177,705.14 = 35,364.09/x - Step 3: Cross multiply
118,470.09x = 177,705.14 × 35,364.09 - Step 4: Simplify right side
118,470.09x = 6,284,381,252.92 - Step 5: Solve for x
x = 6,284,381,252.92/118,470.09 - Step 6: Final answer
x = 53,046.14
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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.