Finding the Fourth Proportional to 97,430.46, 146,129.21 and 27,293.64
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Solution
The fourth proportional to 97,430.46, 146,129.21 and 27,293.64 is: 40,935.84
Step by Step Solution
- Step 1: Write the proportion equation
97,430.46 : 146,129.21 = 27,293.64 : x - Step 2: Convert to fraction form
97,430.46/146,129.21 = 27,293.64/x - Step 3: Cross multiply
97,430.46x = 146,129.21 × 27,293.64 - Step 4: Simplify right side
97,430.46x = 3,988,398,051.22 - Step 5: Solve for x
x = 3,988,398,051.22/97,430.46 - Step 6: Final answer
x = 40,935.84
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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.