Finding the Fourth Proportional to 170,371.94, 235,114.20 and 97,769.05
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Solution
The fourth proportional to 170,371.94, 235,114.20 and 97,769.05 is: 134,921.82
Step by Step Solution
- Step 1: Write the proportion equation
170,371.94 : 235,114.20 = 97,769.05 : x - Step 2: Convert to fraction form
170,371.94/235,114.20 = 97,769.05/x - Step 3: Cross multiply
170,371.94x = 235,114.20 × 97,769.05 - Step 4: Simplify right side
170,371.94x = 22,986,892,011.88 - Step 5: Solve for x
x = 22,986,892,011.88/170,371.94 - Step 6: Final answer
x = 134,921.82
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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.