Finding the Fourth Proportional to 186,681.24, 257,597.19 and 114,120.63
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Solution
The fourth proportional to 186,681.24, 257,597.19 and 114,120.63 is: 157,472.46
Step by Step Solution
- Step 1: Write the proportion equation
186,681.24 : 257,597.19 = 114,120.63 : x - Step 2: Convert to fraction form
186,681.24/257,597.19 = 114,120.63/x - Step 3: Cross multiply
186,681.24x = 257,597.19 × 114,120.63 - Step 4: Simplify right side
186,681.24x = 29,397,153,609.03 - Step 5: Solve for x
x = 29,397,153,609.03/186,681.24 - Step 6: Final answer
x = 157,472.46
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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.