Finding the Fourth Proportional to 118,528.52, 177,792.97 and 48,407.84
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Solution
The fourth proportional to 118,528.52, 177,792.97 and 48,407.84 is: 72,611.83
Step by Step Solution
- Step 1: Write the proportion equation
118,528.52 : 177,792.97 = 48,407.84 : x - Step 2: Convert to fraction form
118,528.52/177,792.97 = 48,407.84/x - Step 3: Cross multiply
118,528.52x = 177,792.97 × 48,407.84 - Step 4: Simplify right side
118,528.52x = 8,606,572,705.14 - Step 5: Solve for x
x = 8,606,572,705.14/118,528.52 - Step 6: Final answer
x = 72,611.83
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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.