Finding the Fourth Proportional to 147,992.36, 221,992.14 and 48,152.84
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Solution
The fourth proportional to 147,992.36, 221,992.14 and 48,152.84 is: 72,230.43
Step by Step Solution
- Step 1: Write the proportion equation
147,992.36 : 221,992.14 = 48,152.84 : x - Step 2: Convert to fraction form
147,992.36/221,992.14 = 48,152.84/x - Step 3: Cross multiply
147,992.36x = 221,992.14 × 48,152.84 - Step 4: Simplify right side
147,992.36x = 10,689,551,998.68 - Step 5: Solve for x
x = 10,689,551,998.68/147,992.36 - Step 6: Final answer
x = 72,230.43
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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.