Finding the Fourth Proportional to 97,203.42, 145,843.20 and 38,028.96
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Solution
The fourth proportional to 97,203.42, 145,843.20 and 38,028.96 is: 57,058.33
Step by Step Solution
- Step 1: Write the proportion equation
97,203.42 : 145,843.20 = 38,028.96 : x - Step 2: Convert to fraction form
97,203.42/145,843.20 = 38,028.96/x - Step 3: Cross multiply
97,203.42x = 145,843.20 × 38,028.96 - Step 4: Simplify right side
97,203.42x = 5,546,265,219.07 - Step 5: Solve for x
x = 5,546,265,219.07/97,203.42 - Step 6: Final answer
x = 57,058.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.