Finding the Fourth Proportional to 174,649.05, 241,041.81 and 106,705.31
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Solution
The fourth proportional to 174,649.05, 241,041.81 and 106,705.31 is: 147,269.28
Step by Step Solution
- Step 1: Write the proportion equation
174,649.05 : 241,041.81 = 106,705.31 : x - Step 2: Convert to fraction form
174,649.05/241,041.81 = 106,705.31/x - Step 3: Cross multiply
174,649.05x = 241,041.81 × 106,705.31 - Step 4: Simplify right side
174,649.05x = 25,720,439,853.80 - Step 5: Solve for x
x = 25,720,439,853.80/174,649.05 - Step 6: Final answer
x = 147,269.28
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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.