Finding the Fourth Proportional to 74,380.24, 111,573.95 and 24,459.23
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Solution
The fourth proportional to 74,380.24, 111,573.95 and 24,459.23 is: 36,690.02
Step by Step Solution
- Step 1: Write the proportion equation
74,380.24 : 111,573.95 = 24,459.23 : x - Step 2: Convert to fraction form
74,380.24/111,573.95 = 24,459.23/x - Step 3: Cross multiply
74,380.24x = 111,573.95 × 24,459.23 - Step 4: Simplify right side
74,380.24x = 2,729,012,782.76 - Step 5: Solve for x
x = 2,729,012,782.76/74,380.24 - Step 6: Final answer
x = 36,690.02
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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.