Finding the Fourth Proportional to 122,998.84, 184,568.42 and 48,125.08
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Solution
The fourth proportional to 122,998.84, 184,568.42 and 48,125.08 is: 72,215.07
Step by Step Solution
- Step 1: Write the proportion equation
122,998.84 : 184,568.42 = 48,125.08 : x - Step 2: Convert to fraction form
122,998.84/184,568.42 = 48,125.08/x - Step 3: Cross multiply
122,998.84x = 184,568.42 × 48,125.08 - Step 4: Simplify right side
122,998.84x = 8,882,369,977.97 - Step 5: Solve for x
x = 8,882,369,977.97/122,998.84 - Step 6: Final answer
x = 72,215.07
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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.