Finding the Fourth Proportional to 167,472.05, 250,646.72 and 137,484.63
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Solution
The fourth proportional to 167,472.05, 250,646.72 and 137,484.63 is: 205,766.11
Step by Step Solution
- Step 1: Write the proportion equation
167,472.05 : 250,646.72 = 137,484.63 : x - Step 2: Convert to fraction form
167,472.05/250,646.72 = 137,484.63/x - Step 3: Cross multiply
167,472.05x = 250,646.72 × 137,484.63 - Step 4: Simplify right side
167,472.05x = 34,460,070,872.49 - Step 5: Solve for x
x = 34,460,070,872.49/167,472.05 - Step 6: Final answer
x = 205,766.11
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1.5x scale
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.