Finding the Fourth Proportional to 171,354.35, 236,520.27 and 110,929.08
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Solution
The fourth proportional to 171,354.35, 236,520.27 and 110,929.08 is: 153,115.32
Step by Step Solution
- Step 1: Write the proportion equation
171,354.35 : 236,520.27 = 110,929.08 : x - Step 2: Convert to fraction form
171,354.35/236,520.27 = 110,929.08/x - Step 3: Cross multiply
171,354.35x = 236,520.27 × 110,929.08 - Step 4: Simplify right side
171,354.35x = 26,236,976,477.55 - Step 5: Solve for x
x = 26,236,976,477.55/171,354.35 - Step 6: Final answer
x = 153,115.32
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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.