Finding the Fourth Proportional to 106,214.88, 159,345.44 and 32,340.96
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Solution
The fourth proportional to 106,214.88, 159,345.44 and 32,340.96 is: 48,518.48
Step by Step Solution
- Step 1: Write the proportion equation
106,214.88 : 159,345.44 = 32,340.96 : x - Step 2: Convert to fraction form
106,214.88/159,345.44 = 32,340.96/x - Step 3: Cross multiply
106,214.88x = 159,345.44 × 32,340.96 - Step 4: Simplify right side
106,214.88x = 5,153,384,501.22 - Step 5: Solve for x
x = 5,153,384,501.22/106,214.88 - Step 6: Final answer
x = 48,518.48
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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.