Finding the Fourth Proportional to 162,273.03, 243,079.06 and 132,393.75
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Solution
The fourth proportional to 162,273.03, 243,079.06 and 132,393.75 is: 198,320.99
Step by Step Solution
- Step 1: Write the proportion equation
162,273.03 : 243,079.06 = 132,393.75 : x - Step 2: Convert to fraction form
162,273.03/243,079.06 = 132,393.75/x - Step 3: Cross multiply
162,273.03x = 243,079.06 × 132,393.75 - Step 4: Simplify right side
162,273.03x = 32,182,148,299.88 - Step 5: Solve for x
x = 32,182,148,299.88/162,273.03 - Step 6: Final answer
x = 198,320.99
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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.