Finding the Fourth Proportional to 117,583.68, 176,401.98 and 38,695.08
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Solution
The fourth proportional to 117,583.68, 176,401.98 and 38,695.08 is: 58,051.33
Step by Step Solution
- Step 1: Write the proportion equation
117,583.68 : 176,401.98 = 38,695.08 : x - Step 2: Convert to fraction form
117,583.68/176,401.98 = 38,695.08/x - Step 3: Cross multiply
117,583.68x = 176,401.98 × 38,695.08 - Step 4: Simplify right side
117,583.68x = 6,825,888,728.26 - Step 5: Solve for x
x = 6,825,888,728.26/117,583.68 - Step 6: Final answer
x = 58,051.33
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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.