Finding the Fourth Proportional to 134,375.40, 201,368.70 and 59,434.20
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Solution
The fourth proportional to 134,375.40, 201,368.70 and 59,434.20 is: 89,065.32
Step by Step Solution
- Step 1: Write the proportion equation
134,375.40 : 201,368.70 = 59,434.20 : x - Step 2: Convert to fraction form
134,375.40/201,368.70 = 59,434.20/x - Step 3: Cross multiply
134,375.40x = 201,368.70 × 59,434.20 - Step 4: Simplify right side
134,375.40x = 11,968,187,589.54 - Step 5: Solve for x
x = 11,968,187,589.54/134,375.40 - Step 6: Final answer
x = 89,065.32
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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.