Finding the Fourth Proportional to 71,160,718.96, 106,720,138.95 and 32,276,675.44
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Solution
The fourth proportional to 71,160,718.96, 106,720,138.95 and 32,276,675.44 is: 48,405,515.54
Step by Step Solution
- Step 1: Write the proportion equation
71,160,718.96 : 106,720,138.95 = 32,276,675.44 : x - Step 2: Convert to fraction form
71,160,718.96/106,720,138.95 = 32,276,675.44/x - Step 3: Cross multiply
71,160,718.96x = 106,720,138.95 × 32,276,675.44 - Step 4: Simplify right side
71,160,718.96x = 3,444,571,287,800,852.50 - Step 5: Solve for x
x = 3,444,571,287,800,852.50/71,160,718.96 - Step 6: Final answer
x = 48,405,515.54
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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.