Finding the Fourth Proportional to 95,043, 131,159.34 and 55,299
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Solution
The fourth proportional to 95,043, 131,159.34 and 55,299 is: 76,312.62
Step by Step Solution
- Step 1: Write the proportion equation
95,043 : 131,159.34 = 55,299 : x - Step 2: Convert to fraction form
95,043/131,159.34 = 55,299/x - Step 3: Cross multiply
95,043x = 131,159.34 × 55,299 - Step 4: Simplify right side
95,043x = 7,252,980,342.66 - Step 5: Solve for x
x = 7,252,980,342.66/95,043 - Step 6: Final answer
x = 76,312.62
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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.