Finding the Fourth Proportional to 292,101.14, 403,102.62 and 163,051.80
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Solution
The fourth proportional to 292,101.14, 403,102.62 and 163,051.80 is: 225,013.19
Step by Step Solution
- Step 1: Write the proportion equation
292,101.14 : 403,102.62 = 163,051.80 : x - Step 2: Convert to fraction form
292,101.14/403,102.62 = 163,051.80/x - Step 3: Cross multiply
292,101.14x = 403,102.62 × 163,051.80 - Step 4: Simplify right side
292,101.14x = 65,726,607,775.72 - Step 5: Solve for x
x = 65,726,607,775.72/292,101.14 - Step 6: Final answer
x = 225,013.19
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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.