Finding the Fourth Proportional to 97,533.40, 146,305.74 and 27,418.12
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Solution
The fourth proportional to 97,533.40, 146,305.74 and 27,418.12 is: 41,128.77
Step by Step Solution
- Step 1: Write the proportion equation
97,533.40 : 146,305.74 = 27,418.12 : x - Step 2: Convert to fraction form
97,533.40/146,305.74 = 27,418.12/x - Step 3: Cross multiply
97,533.40x = 146,305.74 × 27,418.12 - Step 4: Simplify right side
97,533.40x = 4,011,428,336.01 - Step 5: Solve for x
x = 4,011,428,336.01/97,533.40 - Step 6: Final answer
x = 41,128.77
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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.