Finding the Fourth Proportional to 130,035.75, 195,093.50 and 116,624.00
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Solution
The fourth proportional to 130,035.75, 195,093.50 and 116,624.00 is: 174,971.75
Step by Step Solution
- Step 1: Write the proportion equation
130,035.75 : 195,093.50 = 116,624.00 : x - Step 2: Convert to fraction form
130,035.75/195,093.50 = 116,624.00/x - Step 3: Cross multiply
130,035.75x = 195,093.50 × 116,624.00 - Step 4: Simplify right side
130,035.75x = 22,752,582,785.41 - Step 5: Solve for x
x = 22,752,582,785.41/130,035.75 - Step 6: Final answer
x = 174,971.75
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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.