Finding the Fourth Proportional to 97,695.64, 146,543.45 and 27,574.96
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Solution
The fourth proportional to 97,695.64, 146,543.45 and 27,574.96 is: 41,362.43
Step by Step Solution
- Step 1: Write the proportion equation
97,695.64 : 146,543.45 = 27,574.96 : x - Step 2: Convert to fraction form
97,695.64/146,543.45 = 27,574.96/x - Step 3: Cross multiply
97,695.64x = 146,543.45 × 27,574.96 - Step 4: Simplify right side
97,695.64x = 4,040,929,363.06 - Step 5: Solve for x
x = 4,040,929,363.06/97,695.64 - Step 6: Final answer
x = 41,362.43
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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.