Finding the Fourth Proportional to 84,874.44, 117,077.99 and 52,987.98
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Solution
The fourth proportional to 84,874.44, 117,077.99 and 52,987.98 is: 73,092.98
Step by Step Solution
- Step 1: Write the proportion equation
84,874.44 : 117,077.99 = 52,987.98 : x - Step 2: Convert to fraction form
84,874.44/117,077.99 = 52,987.98/x - Step 3: Cross multiply
84,874.44x = 117,077.99 × 52,987.98 - Step 4: Simplify right side
84,874.44x = 6,203,725,927.62 - Step 5: Solve for x
x = 6,203,725,927.62/84,874.44 - Step 6: Final answer
x = 73,092.98
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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.