Finding the Fourth Proportional to 148,079.91, 222,119.70 and 48,239.96
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Solution
The fourth proportional to 148,079.91, 222,119.70 and 48,239.96 is: 72,359.88
Step by Step Solution
- Step 1: Write the proportion equation
148,079.91 : 222,119.70 = 48,239.96 : x - Step 2: Convert to fraction form
148,079.91/222,119.70 = 48,239.96/x - Step 3: Cross multiply
148,079.91x = 222,119.70 × 48,239.96 - Step 4: Simplify right side
148,079.91x = 10,715,044,332.61 - Step 5: Solve for x
x = 10,715,044,332.61/148,079.91 - Step 6: Final answer
x = 72,359.88
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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.