Finding the Fourth Proportional to 116,602.21, 174,940.07 and 88,655.99
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Solution
The fourth proportional to 116,602.21, 174,940.07 and 88,655.99 is: 133,011.93
Step by Step Solution
- Step 1: Write the proportion equation
116,602.21 : 174,940.07 = 88,655.99 : x - Step 2: Convert to fraction form
116,602.21/174,940.07 = 88,655.99/x - Step 3: Cross multiply
116,602.21x = 174,940.07 × 88,655.99 - Step 4: Simplify right side
116,602.21x = 15,509,485,096.52 - Step 5: Solve for x
x = 15,509,485,096.52/116,602.21 - Step 6: Final answer
x = 133,011.93
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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.