Finding the Fourth Proportional to 134,796.36, 202,220.45 and 51,683.88
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Solution
The fourth proportional to 134,796.36, 202,220.45 and 51,683.88 is: 77,535.75
Step by Step Solution
- Step 1: Write the proportion equation
134,796.36 : 202,220.45 = 51,683.88 : x - Step 2: Convert to fraction form
134,796.36/202,220.45 = 51,683.88/x - Step 3: Cross multiply
134,796.36x = 202,220.45 × 51,683.88 - Step 4: Simplify right side
134,796.36x = 10,451,537,471.35 - Step 5: Solve for x
x = 10,451,537,471.35/134,796.36 - Step 6: Final answer
x = 77,535.75
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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.