Finding the Fourth Proportional to 114,266.29, 157,668.74 and 71,794.75
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Solution
The fourth proportional to 114,266.29, 157,668.74 and 71,794.75 is: 99,064.98
Step by Step Solution
- Step 1: Write the proportion equation
114,266.29 : 157,668.74 = 71,794.75 : x - Step 2: Convert to fraction form
114,266.29/157,668.74 = 71,794.75/x - Step 3: Cross multiply
114,266.29x = 157,668.74 × 71,794.75 - Step 4: Simplify right side
114,266.29x = 11,319,787,412.14 - Step 5: Solve for x
x = 11,319,787,412.14/114,266.29 - Step 6: Final answer
x = 99,064.98
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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.