Finding the Fourth Proportional to 170,657.99, 235,506.38 and 94,177.79
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Solution
The fourth proportional to 170,657.99, 235,506.38 and 94,177.79 is: 129,964.44
Step by Step Solution
- Step 1: Write the proportion equation
170,657.99 : 235,506.38 = 94,177.79 : x - Step 2: Convert to fraction form
170,657.99/235,506.38 = 94,177.79/x - Step 3: Cross multiply
170,657.99x = 235,506.38 × 94,177.79 - Step 4: Simplify right side
170,657.99x = 22,179,468,750.88 - Step 5: Solve for x
x = 22,179,468,750.88/170,657.99 - Step 6: Final answer
x = 129,964.44
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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.