Finding the Fourth Proportional to 232,701.12, 348,728.72 and 106,031.80
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Solution
The fourth proportional to 232,701.12, 348,728.72 and 106,031.80 is: 158,900.54
Step by Step Solution
- Step 1: Write the proportion equation
232,701.12 : 348,728.72 = 106,031.80 : x - Step 2: Convert to fraction form
232,701.12/348,728.72 = 106,031.80/x - Step 3: Cross multiply
232,701.12x = 348,728.72 × 106,031.80 - Step 4: Simplify right side
232,701.12x = 36,976,333,893.30 - Step 5: Solve for x
x = 36,976,333,893.30/232,701.12 - Step 6: Final answer
x = 158,900.54
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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.