Finding the Fourth Proportional to 113,686.83, 170,530.80 and 29,441.08
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Solution
The fourth proportional to 113,686.83, 170,530.80 and 29,441.08 is: 44,161.76
Step by Step Solution
- Step 1: Write the proportion equation
113,686.83 : 170,530.80 = 29,441.08 : x - Step 2: Convert to fraction form
113,686.83/170,530.80 = 29,441.08/x - Step 3: Cross multiply
113,686.83x = 170,530.80 × 29,441.08 - Step 4: Simplify right side
113,686.83x = 5,020,610,925.26 - Step 5: Solve for x
x = 5,020,610,925.26/113,686.83 - Step 6: Final answer
x = 44,161.76
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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.