Finding the Fourth Proportional to 88,523,208.87, 122,162,145.92 and 48,829,844.23
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Solution
The fourth proportional to 88,523,208.87, 122,162,145.92 and 48,829,844.23 is: 67,385,249.94
Step by Step Solution
- Step 1: Write the proportion equation
88,523,208.87 : 122,162,145.92 = 48,829,844.23 : x - Step 2: Convert to fraction form
88,523,208.87/122,162,145.92 = 48,829,844.23/x - Step 3: Cross multiply
88,523,208.87x = 122,162,145.92 × 48,829,844.23 - Step 4: Simplify right side
88,523,208.87x = 5,965,158,555,221,171 - Step 5: Solve for x
x = 5,965,158,555,221,171/88,523,208.87 - Step 6: Final answer
x = 67,385,249.94
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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.