Finding the Fourth Proportional to 93,556.19, 129,101.37 and 53,274.08
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Solution
The fourth proportional to 93,556.19, 129,101.37 and 53,274.08 is: 73,514.72
Step by Step Solution
- Step 1: Write the proportion equation
93,556.19 : 129,101.37 = 53,274.08 : x - Step 2: Convert to fraction form
93,556.19/129,101.37 = 53,274.08/x - Step 3: Cross multiply
93,556.19x = 129,101.37 × 53,274.08 - Step 4: Simplify right side
93,556.19x = 6,877,756,713.49 - Step 5: Solve for x
x = 6,877,756,713.49/93,556.19 - Step 6: Final answer
x = 73,514.72
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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.