Finding the Fourth Proportional to 107,373.44, 160,938.63 and 54,671.60
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Solution
The fourth proportional to 107,373.44, 160,938.63 and 54,671.60 is: 81,945.52
Step by Step Solution
- Step 1: Write the proportion equation
107,373.44 : 160,938.63 = 54,671.60 : x - Step 2: Convert to fraction form
107,373.44/160,938.63 = 54,671.60/x - Step 3: Cross multiply
107,373.44x = 160,938.63 × 54,671.60 - Step 4: Simplify right side
107,373.44x = 8,798,771,599.21 - Step 5: Solve for x
x = 8,798,771,599.21/107,373.44 - Step 6: Final answer
x = 81,945.52
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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.