Finding the Fourth Proportional to 170,596.13, 235,346.58 and 98,934.62
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Solution
The fourth proportional to 170,596.13, 235,346.58 and 98,934.62 is: 136,485.65
Step by Step Solution
- Step 1: Write the proportion equation
170,596.13 : 235,346.58 = 98,934.62 : x - Step 2: Convert to fraction form
170,596.13/235,346.58 = 98,934.62/x - Step 3: Cross multiply
170,596.13x = 235,346.58 × 98,934.62 - Step 4: Simplify right side
170,596.13x = 23,283,923,283.87 - Step 5: Solve for x
x = 23,283,923,283.87/170,596.13 - Step 6: Final answer
x = 136,485.65
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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.