Finding the Fourth Proportional to 135,033.20, 202,258.20 and 117,537.20
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Solution
The fourth proportional to 135,033.20, 202,258.20 and 117,537.20 is: 176,051.98
Step by Step Solution
- Step 1: Write the proportion equation
135,033.20 : 202,258.20 = 117,537.20 : x - Step 2: Convert to fraction form
135,033.20/202,258.20 = 117,537.20/x - Step 3: Cross multiply
135,033.20x = 202,258.20 × 117,537.20 - Step 4: Simplify right side
135,033.20x = 23,772,862,505.04 - Step 5: Solve for x
x = 23,772,862,505.04/135,033.20 - Step 6: Final answer
x = 176,051.98
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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.