Finding the Fourth Proportional to 184,862.42, 255,110.15 and 99,979.49
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Solution
The fourth proportional to 184,862.42, 255,110.15 and 99,979.49 is: 137,971.69
Step by Step Solution
- Step 1: Write the proportion equation
184,862.42 : 255,110.15 = 99,979.49 : x - Step 2: Convert to fraction form
184,862.42/255,110.15 = 99,979.49/x - Step 3: Cross multiply
184,862.42x = 255,110.15 × 99,979.49 - Step 4: Simplify right side
184,862.42x = 25,505,780,915.38 - Step 5: Solve for x
x = 25,505,780,915.38/184,862.42 - Step 6: Final answer
x = 137,971.69
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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.