Finding the Fourth Proportional to 130,966.37, 196,586.97 and 116,068.80
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Solution
The fourth proportional to 130,966.37, 196,586.97 and 116,068.80 is: 174,224.99
Step by Step Solution
- Step 1: Write the proportion equation
130,966.37 : 196,586.97 = 116,068.80 : x - Step 2: Convert to fraction form
130,966.37/196,586.97 = 116,068.80/x - Step 3: Cross multiply
130,966.37x = 196,586.97 × 116,068.80 - Step 4: Simplify right side
130,966.37x = 22,817,613,879.01 - Step 5: Solve for x
x = 22,817,613,879.01/130,966.37 - Step 6: Final answer
x = 174,224.99
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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.