Finding the Fourth Proportional to 134,124.26, 201,988.79 and 122,167.04
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Solution
The fourth proportional to 134,124.26, 201,988.79 and 122,167.04 is: 183,981.43
Step by Step Solution
- Step 1: Write the proportion equation
134,124.26 : 201,988.79 = 122,167.04 : x - Step 2: Convert to fraction form
134,124.26/201,988.79 = 122,167.04/x - Step 3: Cross multiply
134,124.26x = 201,988.79 × 122,167.04 - Step 4: Simplify right side
134,124.26x = 24,676,372,587.48 - Step 5: Solve for x
x = 24,676,372,587.48/134,124.26 - Step 6: Final answer
x = 183,981.43
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.