Finding the Fourth Proportional to 211,825.74, 292,319.18 and 116,332.44
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Solution
The fourth proportional to 211,825.74, 292,319.18 and 116,332.44 is: 160,538.58
Step by Step Solution
- Step 1: Write the proportion equation
211,825.74 : 292,319.18 = 116,332.44 : x - Step 2: Convert to fraction form
211,825.74/292,319.18 = 116,332.44/x - Step 3: Cross multiply
211,825.74x = 292,319.18 × 116,332.44 - Step 4: Simplify right side
211,825.74x = 34,006,203,468.20 - Step 5: Solve for x
x = 34,006,203,468.20/211,825.74 - Step 6: Final answer
x = 160,538.58
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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.