Finding the Fourth Proportional to 146,202.52, 201,764.36 and 89,602.96
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Solution
The fourth proportional to 146,202.52, 201,764.36 and 89,602.96 is: 123,655.08
Step by Step Solution
- Step 1: Write the proportion equation
146,202.52 : 201,764.36 = 89,602.96 : x - Step 2: Convert to fraction form
146,202.52/201,764.36 = 89,602.96/x - Step 3: Cross multiply
146,202.52x = 201,764.36 × 89,602.96 - Step 4: Simplify right side
146,202.52x = 18,078,683,878.51 - Step 5: Solve for x
x = 18,078,683,878.51/146,202.52 - Step 6: Final answer
x = 123,655.08
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.