Finding the Fourth Proportional to 184,487.40, 276,731.10 and 125,438.40
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Solution
The fourth proportional to 184,487.40, 276,731.10 and 125,438.40 is: 188,157.60
Step by Step Solution
- Step 1: Write the proportion equation
184,487.40 : 276,731.10 = 125,438.40 : x - Step 2: Convert to fraction form
184,487.40/276,731.10 = 125,438.40/x - Step 3: Cross multiply
184,487.40x = 276,731.10 × 125,438.40 - Step 4: Simplify right side
184,487.40x = 34,712,706,414.24 - Step 5: Solve for x
x = 34,712,706,414.24/184,487.40 - Step 6: Final answer
x = 188,157.60
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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.