Finding the Fourth Proportional to 61,051,559.20, 84,232,779.60 and 36,596,350.24
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Solution
The fourth proportional to 61,051,559.20, 84,232,779.60 and 36,596,350.24 is: 50,491,950.48
Step by Step Solution
- Step 1: Write the proportion equation
61,051,559.20 : 84,232,779.60 = 36,596,350.24 : x - Step 2: Convert to fraction form
61,051,559.20/84,232,779.60 = 36,596,350.24/x - Step 3: Cross multiply
61,051,559.20x = 84,232,779.60 × 36,596,350.24 - Step 4: Simplify right side
61,051,559.20x = 3,082,612,303,930,327 - Step 5: Solve for x
x = 3,082,612,303,930,327/61,051,559.20 - Step 6: Final answer
x = 50,491,950.48
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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.