Finding the Fourth Proportional to 168,671.99, 253,049.50 and 118,849.38
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Solution
The fourth proportional to 168,671.99, 253,049.50 and 118,849.38 is: 178,303.33
Step by Step Solution
- Step 1: Write the proportion equation
168,671.99 : 253,049.50 = 118,849.38 : x - Step 2: Convert to fraction form
168,671.99/253,049.50 = 118,849.38/x - Step 3: Cross multiply
168,671.99x = 253,049.50 × 118,849.38 - Step 4: Simplify right side
168,671.99x = 30,074,776,184.31 - Step 5: Solve for x
x = 30,074,776,184.31/168,671.99 - Step 6: Final answer
x = 178,303.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.