Finding the Fourth Proportional to 73,677.22, 101,673.18 and 40,973.63
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Solution
The fourth proportional to 73,677.22, 101,673.18 and 40,973.63 is: 56,542.84
Step by Step Solution
- Step 1: Write the proportion equation
73,677.22 : 101,673.18 = 40,973.63 : x - Step 2: Convert to fraction form
73,677.22/101,673.18 = 40,973.63/x - Step 3: Cross multiply
73,677.22x = 101,673.18 × 40,973.63 - Step 4: Simplify right side
73,677.22x = 4,165,919,053.38 - Step 5: Solve for x
x = 4,165,919,053.38/73,677.22 - Step 6: Final answer
x = 56,542.84
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1.5x scale
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.