Finding the Fourth Proportional to 267,058.80, 368,580.12 and 153,859.44
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Solution
The fourth proportional to 267,058.80, 368,580.12 and 153,859.44 is: 212,348.48
Step by Step Solution
- Step 1: Write the proportion equation
267,058.80 : 368,580.12 = 153,859.44 : x - Step 2: Convert to fraction form
267,058.80/368,580.12 = 153,859.44/x - Step 3: Cross multiply
267,058.80x = 368,580.12 × 153,859.44 - Step 4: Simplify right side
267,058.80x = 56,709,530,858.33 - Step 5: Solve for x
x = 56,709,530,858.33/267,058.80 - Step 6: Final answer
x = 212,348.48
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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.