Finding the Fourth Proportional to 214,223.68, 295,617.99 and 118,729.54
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Solution
The fourth proportional to 214,223.68, 295,617.99 and 118,729.54 is: 163,840.84
Step by Step Solution
- Step 1: Write the proportion equation
214,223.68 : 295,617.99 = 118,729.54 : x - Step 2: Convert to fraction form
214,223.68/295,617.99 = 118,729.54/x - Step 3: Cross multiply
214,223.68x = 295,617.99 × 118,729.54 - Step 4: Simplify right side
214,223.68x = 35,098,587,968.42 - Step 5: Solve for x
x = 35,098,587,968.42/214,223.68 - Step 6: Final answer
x = 163,840.84
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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.