Finding the Fourth Proportional to 102,522,891.36, 141,466,370.41 and 62,267,939.32
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Solution
The fourth proportional to 102,522,891.36, 141,466,370.41 and 62,267,939.32 is: 85,920,512.50
Step by Step Solution
- Step 1: Write the proportion equation
102,522,891.36 : 141,466,370.41 = 62,267,939.32 : x - Step 2: Convert to fraction form
102,522,891.36/141,466,370.41 = 62,267,939.32/x - Step 3: Cross multiply
102,522,891.36x = 141,466,370.41 × 62,267,939.32 - Step 4: Simplify right side
102,522,891.36x = 8,808,819,368,510,523 - Step 5: Solve for x
x = 8,808,819,368,510,523/102,522,891.36 - Step 6: Final answer
x = 85,920,512.50
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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.