Finding the Fourth Proportional to 118,409.02, 177,460.44 and 88,592.92
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Solution
The fourth proportional to 118,409.02, 177,460.44 and 88,592.92 is: 132,774.84
Step by Step Solution
- Step 1: Write the proportion equation
118,409.02 : 177,460.44 = 88,592.92 : x - Step 2: Convert to fraction form
118,409.02/177,460.44 = 88,592.92/x - Step 3: Cross multiply
118,409.02x = 177,460.44 × 88,592.92 - Step 4: Simplify right side
118,409.02x = 15,721,738,564.08 - Step 5: Solve for x
x = 15,721,738,564.08/118,409.02 - Step 6: Final answer
x = 132,774.84
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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.