Finding the Fourth Proportional to 117,083.26, 175,652.84 and 38,197.56
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Solution
The fourth proportional to 117,083.26, 175,652.84 and 38,197.56 is: 57,305.46
Step by Step Solution
- Step 1: Write the proportion equation
117,083.26 : 175,652.84 = 38,197.56 : x - Step 2: Convert to fraction form
117,083.26/175,652.84 = 38,197.56/x - Step 3: Cross multiply
117,083.26x = 175,652.84 × 38,197.56 - Step 4: Simplify right side
117,083.26x = 6,709,509,895.07 - Step 5: Solve for x
x = 6,709,509,895.07/117,083.26 - Step 6: Final answer
x = 57,305.46
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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.