Finding the Fourth Proportional to 122,884.93, 184,331.04 and 48,002.05
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Solution
The fourth proportional to 122,884.93, 184,331.04 and 48,002.05 is: 72,004.50
Step by Step Solution
- Step 1: Write the proportion equation
122,884.93 : 184,331.04 = 48,002.05 : x - Step 2: Convert to fraction form
122,884.93/184,331.04 = 48,002.05/x - Step 3: Cross multiply
122,884.93x = 184,331.04 × 48,002.05 - Step 4: Simplify right side
122,884.93x = 8,848,267,798.63 - Step 5: Solve for x
x = 8,848,267,798.63/122,884.93 - Step 6: Final answer
x = 72,004.50
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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.