Finding the Fourth Proportional to 170,844.99, 235,775.28 and 98,247.02
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Solution
The fourth proportional to 170,844.99, 235,775.28 and 98,247.02 is: 135,586.17
Step by Step Solution
- Step 1: Write the proportion equation
170,844.99 : 235,775.28 = 98,247.02 : x - Step 2: Convert to fraction form
170,844.99/235,775.28 = 98,247.02/x - Step 3: Cross multiply
170,844.99x = 235,775.28 × 98,247.02 - Step 4: Simplify right side
170,844.99x = 23,164,217,470.79 - Step 5: Solve for x
x = 23,164,217,470.79/170,844.99 - Step 6: Final answer
x = 135,586.17
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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.