Finding the Fourth Proportional to 127,149.24, 175,473.90 and 73,444.08
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Solution
The fourth proportional to 127,149.24, 175,473.90 and 73,444.08 is: 101,357.42
Step by Step Solution
- Step 1: Write the proportion equation
127,149.24 : 175,473.90 = 73,444.08 : x - Step 2: Convert to fraction form
127,149.24/175,473.90 = 73,444.08/x - Step 3: Cross multiply
127,149.24x = 175,473.90 × 73,444.08 - Step 4: Simplify right side
127,149.24x = 12,887,519,149.51 - Step 5: Solve for x
x = 12,887,519,149.51/127,149.24 - Step 6: Final answer
x = 101,357.42
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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.