Finding the Fourth Proportional to 79,293.56, 118,958.64 and 26,701.76
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Solution
The fourth proportional to 79,293.56, 118,958.64 and 26,701.76 is: 40,058.80
Step by Step Solution
- Step 1: Write the proportion equation
79,293.56 : 118,958.64 = 26,701.76 : x - Step 2: Convert to fraction form
79,293.56/118,958.64 = 26,701.76/x - Step 3: Cross multiply
79,293.56x = 118,958.64 × 26,701.76 - Step 4: Simplify right side
79,293.56x = 3,176,405,055.21 - Step 5: Solve for x
x = 3,176,405,055.21/79,293.56 - Step 6: Final answer
x = 40,058.80
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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.