Finding the Fourth Proportional to 191,076.54, 286,661.76 and 95,059.09
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Solution
The fourth proportional to 191,076.54, 286,661.76 and 95,059.09 is: 142,611.99
Step by Step Solution
- Step 1: Write the proportion equation
191,076.54 : 286,661.76 = 95,059.09 : x - Step 2: Convert to fraction form
191,076.54/286,661.76 = 95,059.09/x - Step 3: Cross multiply
191,076.54x = 286,661.76 × 95,059.09 - Step 4: Simplify right side
191,076.54x = 27,249,806,043.40 - Step 5: Solve for x
x = 27,249,806,043.40/191,076.54 - Step 6: Final answer
x = 142,611.99
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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.