Finding the Fourth Proportional to 97,874.08, 135,066.30 and 53,162.08
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Solution
The fourth proportional to 97,874.08, 135,066.30 and 53,162.08 is: 73,363.71
Step by Step Solution
- Step 1: Write the proportion equation
97,874.08 : 135,066.30 = 53,162.08 : x - Step 2: Convert to fraction form
97,874.08/135,066.30 = 53,162.08/x - Step 3: Cross multiply
97,874.08x = 135,066.30 × 53,162.08 - Step 4: Simplify right side
97,874.08x = 7,180,405,445.90 - Step 5: Solve for x
x = 7,180,405,445.90/97,874.08 - Step 6: Final answer
x = 73,363.71
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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.