Finding the Fourth Proportional to 134,751.06, 202,142.12 and 44,801.78
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Solution
The fourth proportional to 134,751.06, 202,142.12 and 44,801.78 is: 67,207.82
Step by Step Solution
- Step 1: Write the proportion equation
134,751.06 : 202,142.12 = 44,801.78 : x - Step 2: Convert to fraction form
134,751.06/202,142.12 = 44,801.78/x - Step 3: Cross multiply
134,751.06x = 202,142.12 × 44,801.78 - Step 4: Simplify right side
134,751.06x = 9,056,325,554.25 - Step 5: Solve for x
x = 9,056,325,554.25/134,751.06 - Step 6: Final answer
x = 67,207.82
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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.