Finding the Fourth Proportional to 93,135.42, 139,708.60 and 29,084.87
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Solution
The fourth proportional to 93,135.42, 139,708.60 and 29,084.87 is: 43,629.02
Step by Step Solution
- Step 1: Write the proportion equation
93,135.42 : 139,708.60 = 29,084.87 : x - Step 2: Convert to fraction form
93,135.42/139,708.60 = 29,084.87/x - Step 3: Cross multiply
93,135.42x = 139,708.60 × 29,084.87 - Step 4: Simplify right side
93,135.42x = 4,063,406,745.44 - Step 5: Solve for x
x = 4,063,406,745.44/93,135.42 - Step 6: Final answer
x = 43,629.02
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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.