Finding the Fourth Proportional to 107,365.76, 148,161.92 and 59,617.88
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Solution
The fourth proportional to 107,365.76, 148,161.92 and 59,617.88 is: 82,271.10
Step by Step Solution
- Step 1: Write the proportion equation
107,365.76 : 148,161.92 = 59,617.88 : x - Step 2: Convert to fraction form
107,365.76/148,161.92 = 59,617.88/x - Step 3: Cross multiply
107,365.76x = 148,161.92 × 59,617.88 - Step 4: Simplify right side
107,365.76x = 8,833,099,567.13 - Step 5: Solve for x
x = 8,833,099,567.13/107,365.76 - Step 6: Final answer
x = 82,271.10
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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.