Finding the Fourth Proportional to 134,857.80, 201,897.90 and 134,857.80
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Solution
The fourth proportional to 134,857.80, 201,897.90 and 134,857.80 is: 201,897.90
Step by Step Solution
- Step 1: Write the proportion equation
134,857.80 : 201,897.90 = 134,857.80 : x - Step 2: Convert to fraction form
134,857.80/201,897.90 = 134,857.80/x - Step 3: Cross multiply
134,857.80x = 201,897.90 × 134,857.80 - Step 4: Simplify right side
134,857.80x = 27,227,506,618.62 - Step 5: Solve for x
x = 27,227,506,618.62/134,857.80 - Step 6: Final answer
x = 201,897.90
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1.5x scale
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.