Finding the Fourth Proportional to 178,737.36, 246,595.82 and 114,244.31
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Solution
The fourth proportional to 178,737.36, 246,595.82 and 114,244.31 is: 157,617.68
Step by Step Solution
- Step 1: Write the proportion equation
178,737.36 : 246,595.82 = 114,244.31 : x - Step 2: Convert to fraction form
178,737.36/246,595.82 = 114,244.31/x - Step 3: Cross multiply
178,737.36x = 246,595.82 × 114,244.31 - Step 4: Simplify right side
178,737.36x = 28,172,167,500.58 - Step 5: Solve for x
x = 28,172,167,500.58/178,737.36 - Step 6: Final answer
x = 157,617.68
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1.5x scale
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.