Finding the Fourth Proportional to 106,484.96, 159,741.84 and 36,345.44
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Solution
The fourth proportional to 106,484.96, 159,741.84 and 36,345.44 is: 54,523.08
Step by Step Solution
- Step 1: Write the proportion equation
106,484.96 : 159,741.84 = 36,345.44 : x - Step 2: Convert to fraction form
106,484.96/159,741.84 = 36,345.44/x - Step 3: Cross multiply
106,484.96x = 159,741.84 × 36,345.44 - Step 4: Simplify right side
106,484.96x = 5,805,887,461.21 - Step 5: Solve for x
x = 5,805,887,461.21/106,484.96 - Step 6: Final answer
x = 54,523.08
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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.