Finding the Fourth Proportional to 114,777.44, 158,348.48 and 84,634.08
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Solution
The fourth proportional to 114,777.44, 158,348.48 and 84,634.08 is: 116,762.30
Step by Step Solution
- Step 1: Write the proportion equation
114,777.44 : 158,348.48 = 84,634.08 : x - Step 2: Convert to fraction form
114,777.44/158,348.48 = 84,634.08/x - Step 3: Cross multiply
114,777.44x = 158,348.48 × 84,634.08 - Step 4: Simplify right side
114,777.44x = 13,401,677,924.20 - Step 5: Solve for x
x = 13,401,677,924.20/114,777.44 - Step 6: Final answer
x = 116,762.30
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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.