Finding the Fourth Proportional to 97,093.76, 145,619.84 and 30,525.44
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Solution
The fourth proportional to 97,093.76, 145,619.84 and 30,525.44 is: 45,781.62
Step by Step Solution
- Step 1: Write the proportion equation
97,093.76 : 145,619.84 = 30,525.44 : x - Step 2: Convert to fraction form
97,093.76/145,619.84 = 30,525.44/x - Step 3: Cross multiply
97,093.76x = 145,619.84 × 30,525.44 - Step 4: Simplify right side
97,093.76x = 4,445,109,688.73 - Step 5: Solve for x
x = 4,445,109,688.73/97,093.76 - Step 6: Final answer
x = 45,781.62
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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.