Finding the Fourth Proportional to 202,700.00, 279,725.94 and 113,276.00
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Solution
The fourth proportional to 202,700.00, 279,725.94 and 113,276.00 is: 156,320.85
Step by Step Solution
- Step 1: Write the proportion equation
202,700.00 : 279,725.94 = 113,276.00 : x - Step 2: Convert to fraction form
202,700.00/279,725.94 = 113,276.00/x - Step 3: Cross multiply
202,700.00x = 279,725.94 × 113,276.00 - Step 4: Simplify right side
202,700.00x = 31,686,236,278.75 - Step 5: Solve for x
x = 31,686,236,278.75/202,700.00 - Step 6: Final answer
x = 156,320.85
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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.