Finding the Fourth Proportional to 127,750.36, 176,299.49 and 73,312.49
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Solution
The fourth proportional to 127,750.36, 176,299.49 and 73,312.49 is: 101,173.52
Step by Step Solution
- Step 1: Write the proportion equation
127,750.36 : 176,299.49 = 73,312.49 : x - Step 2: Convert to fraction form
127,750.36/176,299.49 = 73,312.49/x - Step 3: Cross multiply
127,750.36x = 176,299.49 × 73,312.49 - Step 4: Simplify right side
127,750.36x = 12,924,953,716.13 - Step 5: Solve for x
x = 12,924,953,716.13/127,750.36 - Step 6: Final answer
x = 101,173.52
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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.