Finding the Fourth Proportional to 73,659.58, 101,645.42 and 43,437.98
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Solution
The fourth proportional to 73,659.58, 101,645.42 and 43,437.98 is: 59,941.58
Step by Step Solution
- Step 1: Write the proportion equation
73,659.58 : 101,645.42 = 43,437.98 : x - Step 2: Convert to fraction form
73,659.58/101,645.42 = 43,437.98/x - Step 3: Cross multiply
73,659.58x = 101,645.42 × 43,437.98 - Step 4: Simplify right side
73,659.58x = 4,415,271,721.05 - Step 5: Solve for x
x = 4,415,271,721.05/73,659.58 - Step 6: Final answer
x = 59,941.58
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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.