Finding the Fourth Proportional to 98,232.24, 147,216.60 and 56,125.20
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Solution
The fourth proportional to 98,232.24, 147,216.60 and 56,125.20 is: 84,112.52
Step by Step Solution
- Step 1: Write the proportion equation
98,232.24 : 147,216.60 = 56,125.20 : x - Step 2: Convert to fraction form
98,232.24/147,216.60 = 56,125.20/x - Step 3: Cross multiply
98,232.24x = 147,216.60 × 56,125.20 - Step 4: Simplify right side
98,232.24x = 8,262,561,118.32 - Step 5: Solve for x
x = 8,262,561,118.32/98,232.24 - Step 6: Final answer
x = 84,112.52
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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.