Finding the Fourth Proportional to 95,675.24, 132,029.78 and 55,390.70
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Solution
The fourth proportional to 95,675.24, 132,029.78 and 55,390.70 is: 76,437.98
Step by Step Solution
- Step 1: Write the proportion equation
95,675.24 : 132,029.78 = 55,390.70 : x - Step 2: Convert to fraction form
95,675.24/132,029.78 = 55,390.70/x - Step 3: Cross multiply
95,675.24x = 132,029.78 × 55,390.70 - Step 4: Simplify right side
95,675.24x = 7,313,221,935.05 - Step 5: Solve for x
x = 7,313,221,935.05/95,675.24 - Step 6: Final answer
x = 76,437.98
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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.