Finding the Fourth Proportional to 92,682.47, 139,034.50 and 33,545.99
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Solution
The fourth proportional to 92,682.47, 139,034.50 and 33,545.99 is: 50,322.89
Step by Step Solution
- Step 1: Write the proportion equation
92,682.47 : 139,034.50 = 33,545.99 : x - Step 2: Convert to fraction form
92,682.47/139,034.50 = 33,545.99/x - Step 3: Cross multiply
92,682.47x = 139,034.50 × 33,545.99 - Step 4: Simplify right side
92,682.47x = 4,664,049,167.62 - Step 5: Solve for x
x = 4,664,049,167.62/92,682.47 - Step 6: Final answer
x = 50,322.89
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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.