Finding the Fourth Proportional to 178,653.84, 246,554.27 and 118,120.41
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Solution
The fourth proportional to 178,653.84, 246,554.27 and 118,120.41 is: 163,014.08
Step by Step Solution
- Step 1: Write the proportion equation
178,653.84 : 246,554.27 = 118,120.41 : x - Step 2: Convert to fraction form
178,653.84/246,554.27 = 118,120.41/x - Step 3: Cross multiply
178,653.84x = 246,554.27 × 118,120.41 - Step 4: Simplify right side
178,653.84x = 29,123,090,869.05 - Step 5: Solve for x
x = 29,123,090,869.05/178,653.84 - Step 6: Final answer
x = 163,014.08
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.