Finding the Fourth Proportional to 97,329.25, 134,314.50 and 52,617.25
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Solution
The fourth proportional to 97,329.25, 134,314.50 and 52,617.25 is: 72,611.88
Step by Step Solution
- Step 1: Write the proportion equation
97,329.25 : 134,314.50 = 52,617.25 : x - Step 2: Convert to fraction form
97,329.25/134,314.50 = 52,617.25/x - Step 3: Cross multiply
97,329.25x = 134,314.50 × 52,617.25 - Step 4: Simplify right side
97,329.25x = 7,067,259,625.13 - Step 5: Solve for x
x = 7,067,259,625.13/97,329.25 - Step 6: Final answer
x = 72,611.88
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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.