Finding the Fourth Proportional to 87,193,099.55, 130,744,235.50 and 41,122,598.63
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Solution
The fourth proportional to 87,193,099.55, 130,744,235.50 and 41,122,598.63 is: 61,662,479.56
Step by Step Solution
- Step 1: Write the proportion equation
87,193,099.55 : 130,744,235.50 = 41,122,598.63 : x - Step 2: Convert to fraction form
87,193,099.55/130,744,235.50 = 41,122,598.63/x - Step 3: Cross multiply
87,193,099.55x = 130,744,235.50 × 41,122,598.63 - Step 4: Simplify right side
87,193,099.55x = 5,376,542,718,793,363 - Step 5: Solve for x
x = 5,376,542,718,793,363/87,193,099.55 - Step 6: Final answer
x = 61,662,479.56
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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.