Finding the Fourth Proportional to 170,232.38, 234,911.68 and 97,631.53
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Solution
The fourth proportional to 170,232.38, 234,911.68 and 97,631.53 is: 134,726.35
Step by Step Solution
- Step 1: Write the proportion equation
170,232.38 : 234,911.68 = 97,631.53 : x - Step 2: Convert to fraction form
170,232.38/234,911.68 = 97,631.53/x - Step 3: Cross multiply
170,232.38x = 234,911.68 × 97,631.53 - Step 4: Simplify right side
170,232.38x = 22,934,786,733.27 - Step 5: Solve for x
x = 22,934,786,733.27/170,232.38 - Step 6: Final answer
x = 134,726.35
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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.