Finding the Fourth Proportional to 147,240.96, 203,163.84 and 101,848.32
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Solution
The fourth proportional to 147,240.96, 203,163.84 and 101,848.32 is: 140,530.84
Step by Step Solution
- Step 1: Write the proportion equation
147,240.96 : 203,163.84 = 101,848.32 : x - Step 2: Convert to fraction form
147,240.96/203,163.84 = 101,848.32/x - Step 3: Cross multiply
147,240.96x = 203,163.84 × 101,848.32 - Step 4: Simplify right side
147,240.96x = 20,691,895,788.75 - Step 5: Solve for x
x = 20,691,895,788.75/147,240.96 - Step 6: Final answer
x = 140,530.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.