Finding the Fourth Proportional to 147,236.53, 203,134.63 and 96,279.07
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Solution
The fourth proportional to 147,236.53, 203,134.63 and 96,279.07 is: 132,831.26
Step by Step Solution
- Step 1: Write the proportion equation
147,236.53 : 203,134.63 = 96,279.07 : x - Step 2: Convert to fraction form
147,236.53/203,134.63 = 96,279.07/x - Step 3: Cross multiply
147,236.53x = 203,134.63 × 96,279.07 - Step 4: Simplify right side
147,236.53x = 19,557,613,261.19 - Step 5: Solve for x
x = 19,557,613,261.19/147,236.53 - Step 6: Final answer
x = 132,831.26
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.