Finding the Fourth Proportional to 80,122.24, 110,582.58 and 48,291.18
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Solution
The fourth proportional to 80,122.24, 110,582.58 and 48,291.18 is: 66,650.20
Step by Step Solution
- Step 1: Write the proportion equation
80,122.24 : 110,582.58 = 48,291.18 : x - Step 2: Convert to fraction form
80,122.24/110,582.58 = 48,291.18/x - Step 3: Cross multiply
80,122.24x = 110,582.58 × 48,291.18 - Step 4: Simplify right side
80,122.24x = 5,340,163,275.64 - Step 5: Solve for x
x = 5,340,163,275.64/80,122.24 - Step 6: Final answer
x = 66,650.20
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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.