Finding the Fourth Proportional to 76,718.50, 115,094.14 and 24,132.08
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Solution
The fourth proportional to 76,718.50, 115,094.14 and 24,132.08 is: 36,203.28
Step by Step Solution
- Step 1: Write the proportion equation
76,718.50 : 115,094.14 = 24,132.08 : x - Step 2: Convert to fraction form
76,718.50/115,094.14 = 24,132.08/x - Step 3: Cross multiply
76,718.50x = 115,094.14 × 24,132.08 - Step 4: Simplify right side
76,718.50x = 2,777,460,994.01 - Step 5: Solve for x
x = 2,777,460,994.01/76,718.50 - Step 6: Final answer
x = 36,203.28
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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.