Finding the Fourth Proportional to 173,931.42, 260,429.46 and 110,407.68
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Solution
The fourth proportional to 173,931.42, 260,429.46 and 110,407.68 is: 165,314.65
Step by Step Solution
- Step 1: Write the proportion equation
173,931.42 : 260,429.46 = 110,407.68 : x - Step 2: Convert to fraction form
173,931.42/260,429.46 = 110,407.68/x - Step 3: Cross multiply
173,931.42x = 260,429.46 × 110,407.68 - Step 4: Simplify right side
173,931.42x = 28,753,412,482.25 - Step 5: Solve for x
x = 28,753,412,482.25/173,931.42 - Step 6: Final answer
x = 165,314.65
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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.