Finding the Fourth Proportional to 110,520.08, 165,781.26 and 88,473.62
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Solution
The fourth proportional to 110,520.08, 165,781.26 and 88,473.62 is: 132,711.34
Step by Step Solution
- Step 1: Write the proportion equation
110,520.08 : 165,781.26 = 88,473.62 : x - Step 2: Convert to fraction form
110,520.08/165,781.26 = 88,473.62/x - Step 3: Cross multiply
110,520.08x = 165,781.26 × 88,473.62 - Step 4: Simplify right side
110,520.08x = 14,667,268,200.36 - Step 5: Solve for x
x = 14,667,268,200.36/110,520.08 - Step 6: Final answer
x = 132,711.34
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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.