Finding the Fourth Proportional to 48,354,930.80, 72,532,396.20 and 16,442,226.80
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Solution
The fourth proportional to 48,354,930.80, 72,532,396.20 and 16,442,226.80 is: 24,663,340.20
Step by Step Solution
- Step 1: Write the proportion equation
48,354,930.80 : 72,532,396.20 = 16,442,226.80 : x - Step 2: Convert to fraction form
48,354,930.80/72,532,396.20 = 16,442,226.80/x - Step 3: Cross multiply
48,354,930.80x = 72,532,396.20 × 16,442,226.80 - Step 4: Simplify right side
48,354,930.80x = 1,192,594,108,667,858.25 - Step 5: Solve for x
x = 1,192,594,108,667,858.25/48,354,930.80 - Step 6: Final answer
x = 24,663,340.20
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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.