Finding the Fourth Proportional to 118,163.76, 177,153.48 and 58,969.68
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Solution
The fourth proportional to 118,163.76, 177,153.48 and 58,969.68 is: 88,408.53
Step by Step Solution
- Step 1: Write the proportion equation
118,163.76 : 177,153.48 = 58,969.68 : x - Step 2: Convert to fraction form
118,163.76/177,153.48 = 58,969.68/x - Step 3: Cross multiply
118,163.76x = 177,153.48 × 58,969.68 - Step 4: Simplify right side
118,163.76x = 10,446,684,026.49 - Step 5: Solve for x
x = 10,446,684,026.49/118,163.76 - Step 6: Final answer
x = 88,408.53
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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.