Finding the Fourth Proportional to 114,020.09, 157,346.66 and 63,034.14
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Solution
The fourth proportional to 114,020.09, 157,346.66 and 63,034.14 is: 86,986.52
Step by Step Solution
- Step 1: Write the proportion equation
114,020.09 : 157,346.66 = 63,034.14 : x - Step 2: Convert to fraction form
114,020.09/157,346.66 = 63,034.14/x - Step 3: Cross multiply
114,020.09x = 157,346.66 × 63,034.14 - Step 4: Simplify right side
114,020.09x = 9,918,211,394.97 - Step 5: Solve for x
x = 9,918,211,394.97/114,020.09 - Step 6: Final answer
x = 86,986.52
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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.