Finding the Fourth Proportional to 235,438.05, 353,157.08 and 95,124.45
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Solution
The fourth proportional to 235,438.05, 353,157.08 and 95,124.45 is: 142,686.68
Step by Step Solution
- Step 1: Write the proportion equation
235,438.05 : 353,157.08 = 95,124.45 : x - Step 2: Convert to fraction form
235,438.05/353,157.08 = 95,124.45/x - Step 3: Cross multiply
235,438.05x = 353,157.08 × 95,124.45 - Step 4: Simplify right side
235,438.05x = 33,593,872,522.98 - Step 5: Solve for x
x = 33,593,872,522.98/235,438.05 - Step 6: Final answer
x = 142,686.68
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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.