Finding the Fourth Proportional to 88,304.58, 121,860.96 and 48,018.06
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Solution
The fourth proportional to 88,304.58, 121,860.96 and 48,018.06 is: 66,265.27
Step by Step Solution
- Step 1: Write the proportion equation
88,304.58 : 121,860.96 = 48,018.06 : x - Step 2: Convert to fraction form
88,304.58/121,860.96 = 48,018.06/x - Step 3: Cross multiply
88,304.58x = 121,860.96 × 48,018.06 - Step 4: Simplify right side
88,304.58x = 5,851,526,888.94 - Step 5: Solve for x
x = 5,851,526,888.94/88,304.58 - Step 6: Final answer
x = 66,265.27
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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.