Finding the Fourth Proportional to 98,837.28, 148,272.24 and 32,258.08
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Solution
The fourth proportional to 98,837.28, 148,272.24 and 32,258.08 is: 48,392.45
Step by Step Solution
- Step 1: Write the proportion equation
98,837.28 : 148,272.24 = 32,258.08 : x - Step 2: Convert to fraction form
98,837.28/148,272.24 = 32,258.08/x - Step 3: Cross multiply
98,837.28x = 148,272.24 × 32,258.08 - Step 4: Simplify right side
98,837.28x = 4,782,977,779.70 - Step 5: Solve for x
x = 4,782,977,779.70/98,837.28 - Step 6: Final answer
x = 48,392.45
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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.