Finding the Fourth Proportional to 98,291.53, 147,444.99 and 35,125.30
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Solution
The fourth proportional to 98,291.53, 147,444.99 and 35,125.30 is: 52,690.70
Step by Step Solution
- Step 1: Write the proportion equation
98,291.53 : 147,444.99 = 35,125.30 : x - Step 2: Convert to fraction form
98,291.53/147,444.99 = 35,125.30/x - Step 3: Cross multiply
98,291.53x = 147,444.99 × 35,125.30 - Step 4: Simplify right side
98,291.53x = 5,179,049,507.25 - Step 5: Solve for x
x = 5,179,049,507.25/98,291.53 - Step 6: Final answer
x = 52,690.70
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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.