Finding the Fourth Proportional to 197,507.88, 296,260.38 and 79,177.48
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Solution
The fourth proportional to 197,507.88, 296,260.38 and 79,177.48 is: 118,765.64
Step by Step Solution
- Step 1: Write the proportion equation
197,507.88 : 296,260.38 = 79,177.48 : x - Step 2: Convert to fraction form
197,507.88/296,260.38 = 79,177.48/x - Step 3: Cross multiply
197,507.88x = 296,260.38 × 79,177.48 - Step 4: Simplify right side
197,507.88x = 23,457,150,312.24 - Step 5: Solve for x
x = 23,457,150,312.24/197,507.88 - Step 6: Final answer
x = 118,765.64
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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.