Finding the Fourth Proportional to 170,684.36, 235,586.58 and 103,672.52
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Solution
The fourth proportional to 170,684.36, 235,586.58 and 103,672.52 is: 143,093.69
Step by Step Solution
- Step 1: Write the proportion equation
170,684.36 : 235,586.58 = 103,672.52 : x - Step 2: Convert to fraction form
170,684.36/235,586.58 = 103,672.52/x - Step 3: Cross multiply
170,684.36x = 235,586.58 × 103,672.52 - Step 4: Simplify right side
170,684.36x = 24,423,854,426.78 - Step 5: Solve for x
x = 24,423,854,426.78/170,684.36 - Step 6: Final answer
x = 143,093.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.