Finding the Fourth Proportional to 232,927.24, 321,432.14 and 130,957.01
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Solution
The fourth proportional to 232,927.24, 321,432.14 and 130,957.01 is: 180,716.49
Step by Step Solution
- Step 1: Write the proportion equation
232,927.24 : 321,432.14 = 130,957.01 : x - Step 2: Convert to fraction form
232,927.24/321,432.14 = 130,957.01/x - Step 3: Cross multiply
232,927.24x = 321,432.14 × 130,957.01 - Step 4: Simplify right side
232,927.24x = 42,093,793,103.27 - Step 5: Solve for x
x = 42,093,793,103.27/232,927.24 - Step 6: Final answer
x = 180,716.49
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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.