Finding the Fourth Proportional to 178,427.05, 246,217.07 and 97,852.81
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Solution
The fourth proportional to 178,427.05, 246,217.07 and 97,852.81 is: 135,030.15
Step by Step Solution
- Step 1: Write the proportion equation
178,427.05 : 246,217.07 = 97,852.81 : x - Step 2: Convert to fraction form
178,427.05/246,217.07 = 97,852.81/x - Step 3: Cross multiply
178,427.05x = 246,217.07 × 97,852.81 - Step 4: Simplify right side
178,427.05x = 24,093,032,169.47 - Step 5: Solve for x
x = 24,093,032,169.47/178,427.05 - Step 6: Final answer
x = 135,030.15
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.