Finding the Fourth Proportional to 176,595.68, 264,887.58 and 76,755.80
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Solution
The fourth proportional to 176,595.68, 264,887.58 and 76,755.80 is: 115,131.12
Step by Step Solution
- Step 1: Write the proportion equation
176,595.68 : 264,887.58 = 76,755.80 : x - Step 2: Convert to fraction form
176,595.68/264,887.58 = 76,755.80/x - Step 3: Cross multiply
176,595.68x = 264,887.58 × 76,755.80 - Step 4: Simplify right side
176,595.68x = 20,331,658,112.96 - Step 5: Solve for x
x = 20,331,658,112.96/176,595.68 - Step 6: Final answer
x = 115,131.12
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.