Finding the Fourth Proportional to 161,567.80, 242,495.70 and 94,924.60
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Solution
The fourth proportional to 161,567.80, 242,495.70 and 94,924.60 is: 142,471.50
Step by Step Solution
- Step 1: Write the proportion equation
161,567.80 : 242,495.70 = 94,924.60 : x - Step 2: Convert to fraction form
161,567.80/242,495.70 = 94,924.60/x - Step 3: Cross multiply
161,567.80x = 242,495.70 × 94,924.60 - Step 4: Simplify right side
161,567.80x = 23,018,807,324.22 - Step 5: Solve for x
x = 23,018,807,324.22/161,567.80 - Step 6: Final answer
x = 142,471.50
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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.